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Maths - Year 6 Maths Knowledge > All flashcards for Year 6 Maths Knowledge > Flashcards

All flashcards for Year 6 Maths Knowledge

1
Q

As a decimal, how can you represent 1 kilometre in terms of miles (to three decimal places)

A

0.625

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2
Q

As a fraction, how can you represent 1 kilometre in terms of miles

A

5/8

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3
Q

Complete the blank in the following sentence: To find the [BLANK], add up all the numbers and divide by how many there are.

A

mean

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4
Q

Complete the blanks in the following sentence: The mean is a type of average. To find the mean, [BLANK - two words] all the numbers and [BLANK - one word] by [BLANK - four words].

A

mean

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5
Q

Fill in the blank in this sentence: [BLANK] is the amount of space inside a 2D shape, usually measured in cm2 or m2

A

Area

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6
Q

Fill in the blank in this sentence: [BLANK] is the amount of space a 3D shape takes up, usually measured in cm3 or m3

A

Volume

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7
Q

Fill in the two blanks in this sentence: Area is the amount of space inside a 2D shape, usually measured in [BLANK] or [BLANK]

A

cm2 or m2

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8
Q

Fill in the two blanks in this sentence: Volume is the amount of space a 3D shape takes up, usually measured in [BLANK] or [BLANK]

A

cm3 or m3

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9
Q

Give an example of a composite number?

A

12

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10
Q

How many centimetres are there in a metre?

A

100

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11
Q

How many days are there in a leap year?

A

366

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12
Q

How many days are there in a year (if it isn’t a leap year)?

A

365

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13
Q

How many days are there in April?

A

30

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14
Q

How many days are there in August?

A

31

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15
Q

How many days are there in December?

A

31

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16
Q

How many days are there in February (except in a leap year)?

A

28

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17
Q

How many days are there in February in a leap year?

A

29

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18
Q

How many days are there in January?

A

31

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19
Q

How many days are there in July?

A

31

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20
Q

How many days are there in June?

A

30

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21
Q

How many days are there in March?

A

31

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22
Q

How many days are there in May?

A

31

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23
Q

How many days are there in November?

A

30

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24
Q

How many days are there in October?

A

31

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25
Q

How many days are there in September?

A

30

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26
Q

How many degrees are there in a full turn?

A

360°

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27
Q

How many degrees are there in a half turn

A

180°

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28
Q

How many degrees are there in a right angle

A

90°

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29
Q

How many edges does a square-based pyramid have?

A

8

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30
Q

How many edges does a triangular prism have?

A

6

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31
Q

How many edges does a triangular-based pyramid have?

A

9

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32
Q

How many faces does a square-based pyramid have?

A

5

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33
Q

How many faces does a triangular prism have?

A

4

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34
Q

How many faces does a triangular-based pyramid have?

A

5

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35
Q

How many grams are there in a kilogram?

A

1,000

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36
Q

How many kilometres are there in a mile (to one decimal place)?

A

1.6

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37
Q

How many metres are there in a kilometre?

A

1,000

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38
Q

How many millilitres are there in a litre?

A

1,000

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39
Q

How many millimetres are there in a centimetre?

A

10

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40
Q

How many sides does a decagon have?

A

10

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41
Q

How many sides does a heptagon have?

A

7

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42
Q

How many sides does a hexagon have?

A

6

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43
Q

How many sides does a nonagon have?

A

9

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44
Q

How many sides does a octagon have?

A

8

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45
Q

How many sides does a pentagon have?

A

5

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46
Q

How many sides does a quadrilateral have?

A

4

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47
Q

How many vertices does a square-based pyramid have?

A

5

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48
Q

How many vertices does a triangular prism have?

A

4

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49
Q

How many vertices does a triangular-based pyramid have?

A

6

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50
Q

How many weeks are there in a year?

A

52 [plus 1 day in a normal day or plus 2 days in a leap year]

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51
Q

In 3D shapes, what name is given to the flat sides?

A

faces

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52
Q

In 3D shapes, what name is given to the points where “the lines which surround the flat sides” meet?

A

vertices

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53
Q

In 3D shapes, what name is given to what might be called “the lines which surround the flat sides”?

A

edges

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54
Q

In which direction does a horizontal line go?

A

Sideways

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55
Q

In which direction does a vertical line go?

A

Up and down

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56
Q

Name three types of quadrilateral apart from a square and a rectangle?

A

parallelogram, trapezium, rhombus

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57
Q

On a graph which uses co-ordinates to indicate points, is the x-axis horizontal or vertical?

A

Horizontal

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58
Q

On a graph which uses co-ordinates to indicate points, is the y-axis horizontal or vertical?

A

Vertical

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59
Q

The diameter of a circle is how many times bigger than the radius of a circle?

A

Twice as big

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60
Q

What adjective is applied to a line which goes sideways?

A

Horizontal

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61
Q

What adjective is applied to a line which goes up and down?

A

Vertical

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62
Q

What adjective is used to describe a polygon in which all the sides (and therefore all the angles) are equal?

A

regular

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63
Q

What adjective is used to describe a polygon in which not all the sides (and therefore not all the angles) are equal?

A

irregular

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64
Q

What are 1, 2, 3, 4 and 5 cubed, respectively?

A

1, 8, 27, 64, 125

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65
Q

What are 1, 2, 3, 4 and 5 squared, respectively?

A

1, 4, 9, 16 and 25

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66
Q

What are all the factors of the number 12?

A

1, 2, 3, 4, 6, 12

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67
Q

What are the first eight prime numbers?

A

2, 3, 5, 7, 11, 13, 17, 19

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68
Q

What distinguishes 2 and 3 from 1, 4, 6 and 12 as factors of 12?

A

2 and 3 are the only prime factors of 12 [i.e. factors which happen to be prime numbers]

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69
Q

What does it mean to say that a polygon is irregular?

A

Not all its sides (and therefore not all its angles) are equal

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70
Q

What does it mean to say that a polygon is regular?

A

All its sides (and therefore all its angles) are equal

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71
Q

What does it tell you about the number of degrees in an angle if you know that it’s an acute angle?

A

It is less than 90°

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72
Q

What does it tell you about the number of degrees in an angle if you know that it’s an obtuse angle

A

It has more than 90° and less than 180°

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73
Q

What does it tell you about the number of degrees in an angle if you know that it’s a reflex angle

A

It has more than 180°

74
Q

What is a circumference?

A

The distance you get when you measure round a circle

75
Q

What is a perimeter?

A

The distance you get when you measure round any 2D shape apart from a circle

76
Q

What is the decimal equivalent of 1%?

A

0.01

77
Q

What is the decimal equivalent of 1/100?

A

0.01

78
Q

What is the decimal equivalent of 1/10?

A

0.1

79
Q

What is the decimal equivalent of 1/20?

A

0.05

80
Q

What is the decimal equivalent of 1/2?

A

0.5

81
Q

What is the decimal equivalent of 1/4?

A

0.25

82
Q

What is the decimal equivalent of 1/5?

A

0.2

83
Q

What is the decimal equivalent of 10%?

A

0.1

84
Q

What is the decimal equivalent of 20%?

A

0.2

85
Q

What is the decimal equivalent of 25%?

A

0.25

86
Q

What is the decimal equivalent of 3/4?

A

0.75

87
Q

What is the decimal equivalent of 5%?

A

0.05

88
Q

What is the decimal equivalent of 50%?

A

0.5

89
Q

What is the decimal equivalent of 75%?

A

0.75

90
Q

What is the definition of a composite number?

A

A number which has more than two factors

91
Q

What is the definition of a cube number?

A

The result when a number has been multiplied by itself three times, if by this we mean [number] x [number] x [number]? (A pedant would say that the number has been multiplied by itself and then by multiplied by itself again, and that we should therefore say that it has been multiplied by itself twice.)

92
Q

What is the definition of a factor?

A

a number that divides exactly into another number

93
Q

What is the definition of a prime number?

A

A number which has only two factors: 1 and itself?

94
Q

What is the definition of a scalene triangle?

A

A triangle all of whose sides have different lengths

95
Q

What is the definition of a square number?

A

The result when a number has been multiplied by itself

96
Q

What is the definition of an equilateral triangle

A

A triangle all of whose sides have the same length

97
Q

What is the definition of an isosceles triangle?

A

A triangle which has two sides of the same length

98
Q

What is the definition of parallel lines?

A

Lines which, however far they are extended, will not meet

99
Q

What is the definition of perpendicular lines?

A

Lines which are at right angles

100
Q

What is the definition of the diameter of a circle?

A

The distance from one side of a circle, through the centre, and straight on to the other side

101
Q

What is the definition of the radius of a circle?

A

The distance from the centre of a circle to the circumference

102
Q

What is the formula for the area of a parallelogram?

A

base x height

103
Q

What is the formula for the area of a triangle?

A

(base x height) ÷ 2

104
Q

What is the formula for the volume of a cuboid?

A

length x width x height

105
Q

What is the fraction equivalent of 0.01?

A

1/100

106
Q

What is the fraction equivalent of 0.05?

A

1/20

107
Q

What is the fraction equivalent of 0.1?

A

1/10

108
Q

What is the fraction equivalent of 0.25?

A

1/4

109
Q

What is the fraction equivalent of 0.2?

A

1/5

110
Q

What is the fraction equivalent of 0.5?

A

1/2

111
Q

What is the fraction equivalent of 0.75?

A

3/4

112
Q

What is the fraction equivalent of 1%?

A

1/100

113
Q

What is the fraction equivalent of 10%?

A

1/10

114
Q

What is the fraction equivalent of 20%?

A

1/5

115
Q

What is the fraction equivalent of 25%?

A

1/4

116
Q

What is the fraction equivalent of 5%?

A

1/20

117
Q

What is the fraction equivalent of 50%?

A

1/2

118
Q

What is the fraction equivalent of 75%?

A

3/4

119
Q

What is the percentage equivalent of 0.01?

A

1%

120
Q

What is the percentage equivalent of 0.05?

A

5%

121
Q

What is the percentage equivalent of 0.1?

A

10%

122
Q

What is the percentage equivalent of 0.25?

A

25%

123
Q

What is the percentage equivalent of 0.2?

A

20%

124
Q

What is the percentage equivalent of 0.5?

A

50%

125
Q

What is the percentage equivalent of 0.75?

A

75%

126
Q

What is the percentage equivalent of 1/100?

A

1%

127
Q

What is the percentage equivalent of 1/10?

A

10%

128
Q

What is the percentage equivalent of 1/20?

A

5%

129
Q

What is the percentage equivalent of 1/2?

A

50%

130
Q

What is the percentage equivalent of 1/4?

A

25%

131
Q

What is the percentage equivalent of 1/5?

A

20%

132
Q

What is the percentage equivalent of 3/4?

A

75%

133
Q

What is this shape?

A

A square-based pyramid

134
Q

What is this shape?

A

A triangular-based pyramid

135
Q

What is this shape?

A

A triangular prism

136
Q

What kind of triangle is shown here?

A

Scalene

137
Q

What kind of triangle is shown here?

A

Isosceles

138
Q

What kind of triangle is shown here?

A

Equilateral

139
Q

What name is given to a number that divides exactly into another number?

A

A factor

140
Q

What name is given to a number which appears in another number’s times table e.g. 9, 18, 27, 36 and so on in the 9 Times Table?

A

Multiples

141
Q

What name is given to a number which has more than two factors?

A

Composite

142
Q

What name is given to a number which has only two factors: 1 and itself?

A

Prime

143
Q

What name is given to a shape with 10 straight sides?

A

decagon

144
Q

What name is given to a shape with 4 straight sides?

A

quadrilateral

145
Q

What name is given to a shape with 5 straight sides?

A

pentagon

146
Q

What name is given to a shape with 6 straight sides?

A

hexagon

147
Q

What name is given to a shape with 7 straight sides?

A

heptagon

148
Q

What name is given to a shape with 8 straight sides?

A

octagon

149
Q

What name is given to a shape with 9 straight sides?

A

nonagon

150
Q

What name is given to a shape with a number of straight sides?

A

polygon

151
Q

What name is given to a triangle all of whose sides have different lengths?

A

Scalene

152
Q

What name is given to a triangle all of whose sides have the same length?

A

Equilateral

153
Q

What name is given to a triangle which has two sides of the same length?

A

Isosceles

154
Q

What name is given to factors which occur when two numbers have factors that are the same e.g. when 1, 2 and 4 are factors of 8 and also factors of 12?

A

common factors

155
Q

What name is given to lines which are at right angles?

A

Perpendicular

156
Q

What name is given to lines which, however far they are extended, will not meet?

A

Parallel

157
Q

What name is given to numbers which appear in more than one other number’s times table, for example 12 and 24 as they appear in both the 4 Times Table and the 6 Times Table

A

common multiples (of 4 and 6 in this case)

158
Q

What name is given to the distance from one side of a circle, through the centre, and straight on to the other side?

A

Diameter

159
Q

What name is given to the distance from the centre of a circle to the circumference?

A

Radius

160
Q

What name is given to the distance you get when you measure round a circle?

A

Circumference

161
Q

What name is given to the distance you get when you measure round any 2D shape apart from a circle?

A

Perimeter

162
Q

What name is given to the result when a number has been multiplied by itself

A

A square number

163
Q

What name is given to the result when a number has been multiplied by itself three times, if by this we mean [number] x [number] x [number]?

A

A cube number

164
Q

What number of degrees must the angles inside a quadrilateral add up to?

A

360°

165
Q

What number of degrees must the angles inside a triangle add up to?

A

180°

166
Q

What number of degrees must the angles on a straight line add up to?

A

180°

167
Q

When points on a co-ordinate graph are represented in the form ([number1], [number2]), which number represents the x-axis?

A

number1 represents the x-axis

168
Q

When points on a co-ordinate graph are represented in the form ([number1], [number2]), which number represents the y-axis?

A

number2 represents the y-axis

169
Q

When points on a co-ordinate graph are represented in the form ([number1], [number2]), which number represents the horizontal axis?

A

number1 represents the horizontal axis

170
Q

When points on a co-ordinate graph are represented in the form ([number1], [number2]), which number represents the vertical axis?

A

number2 represents the vertical axis

171
Q

Which months have exactly 30 days?

A

April, June, September, November [i.e. the 4th and 6th months in the year and the 9th and 11th months in the year]

172
Q

Which months have exactly 31 days?

A

January, March, May, July, August, October, December [i.e. the 1st, 3rd, 5th and 7th months in the year, and the 8th, 10th and 12th months in the year]

173
Q

Which parts of 3D shapes are called ‘edges’?

A

The lines which surround the flat sides

174
Q

Which parts of 3D shapes are called ‘faces’?

A

The flat sides

175
Q

Which parts of 3D shapes are called ‘vertices’?

A

The points where “the lines which surround the flat sides” meet

176
Q

Which type of quadrilateral is shown here?

A

Parallelogram

177
Q

Which type of quadrilateral is shown here?

A

Trapezium

178
Q

Which type of quadrilateral is shown here?

A

Rhombus

179
Q

[BONUS QUESTION] A triangular prism is very similar to the shape of which item of chocolate confectionery?

A

Toblerone

180
Q

[BONUS QUESTION] Of which word is ‘vertices’ the plural form?

A

Vertex

181
Q

[BONUS QUESTION] Which 3D shape is very similar to the shape of a Toblerone?

A

Triangular prism

Maths - Year 6 Maths Knowledge (7 decks)

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