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Mathematics Year 08 > Maths Y08 Aut1 > Flashcards

Maths Y08 Aut1 Flashcards

1
Q

Addition

A

Add, plus, total, sum

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2
Q

Subtraction

A

Subtract, minus, take away, difference, less

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3
Q

Multiply

A

Multiply, times, product

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4
Q

Divide

A

Divide, share, quotient

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5
Q

Integer

A

A whole number

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6
Q

Decimal Point

A

A dot used to separate the whole part of a number from the fractional part

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7
Q

Place Value

A

The value of where a digit is in a number

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8
Q

Operation

A

A mathematical process; add, subtract, multiply, divide, squaring, square root.

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9
Q

Inverse

A

The opposite or reverse of an operation

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10
Q

Negative Number

A

A number less than zero

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11
Q

=+ + The signs are The same

A

+

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12
Q

=- - The signs are The same

A

+

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13
Q

=- + The signs are different

A

-

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14
Q

=+ - The signs are different

A

-

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15
Q

BIDMAS

A

Order of operations, brackets, indices, division and multiplication, addition and subtraction

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16
Q

Prime number

A

A number with exactly two factors

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17
Q

First 10 prime numbers

A

2, 3, 5, 7, 11, 13, 17, 19, 23, 29

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18
Q

Factor

A

A number that divides into another number exactly

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19
Q

Factors of 100

A

1, 2, 4, 5, 10, 20, 25, 50, 100

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20
Q

Multiple

A

The times table of the number

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21
Q

Multiples of 5

A

5, 10, 15, 20, 25, 30, 35…

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22
Q

Highest Common Factor

A

The largest number that is a factor of two (or more) given numbers

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23
Q

Lowest Common Multiple

A

The smallest multiple that is part of two (or more) given numbers’ times tables

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24
Q

Index

A

Indices are used to show numbers that have been multiplied by themselves

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25
Square Number
The product of a number multiplied by itself
26
Square Root
The inverse of squaring a number
27
Cube Number
The product of a number multiplied by itself three times
28
Cube Root
The inverse of cubing a number
29
Numerator
The top number of a fraction
30
Denominator
The bottom number of a fraction
31
Mixed Number
A whole number and a proper fraction expressed together
32
Improper Fraction
A fraction where the numerator is greater than the denominator
33
Common Denominator
The denominator of two or more fractions being the same
34
Reciprocal
One of a pair of numbers that multiply together to equal 1
35
Rounding
To express to a required degree of accuracy
36
Estimation
Round each number in your calculation to one significant figure and calculate
37
Decimal Place
A specific number of digits to the right of the decimal place
38
First Significant Figure
The digit in the highest place value that is not zero
39
Upper Bound
Numbers less than this value would round down to the estimated value
40
Lower Bound
The smallest value that would round up to the estimated value
41
Percentage
Parts of 100. % is the symbol used for percentage
42
VAT
Value Added Tax 20%
43
Multiplier
The decimal equivalent of a percentage
44
Term
A letter or number on its own, or numbers and letters multiplied together.
45
Like terms
Variables that are the same are ‘like’
46
Expression
A collection of Mathematical terms
47
Identity
One side is the equivalent to the other side
48
Equation
A statement with an equals sign, stating that two expressions are equal in value
49
Formulae
A formula is a mathematical rule or relationship that uses letters to represent amounts which can be changed – these are called variables
50
Simplify
Group together ‘like’ terms
51
Expand
Multiply each term in the bracket by the expression outside the bracket. 
52
Factorise
Putting an expression back into brackets
53
Substitution
Where a variable is replaced by a number
54
Degree
Unit of angle measurement. Symbol is °
55
Acute
Refers to an angle less than 90°
56
Right Angle
An angle of 90°. Corresponding to a quarter turn
57
Obtuse
An angle more than 90° but less than 180°
58
Straight Line
An angle of 180°. Corresponding to half a turn
59
Reflex
An angle greater than 180° and less than 360°
60
Full Turn (Circle)
Entire rotation is 360°. Corresponding to a full turn
61
Vertically opposite
Angles opposite each other when two lines cross
62
Parallel Lines
Two straight lines that never meet and stay the same distance away from each other throughout their entire length
63
Transversal
The third line which crosses the two parallel lines
64
Alternate
A pair of angles on the inner side
65
Corresponding
The angles in matching corners
66
Co-Interior
Angles that lie between the two
67
Polygon
A 2D shape having more than three straight sides
68
Regular Polygon
A polygon with all equal side lengths and all equal size interior and exterior angles
69
Interior Angle
Is an angle on the inside of the shape, made between two of the sides
70
Exterior Angle
Is an angle on the outside of the shape when the side lines are extended (360 ÷ n where n is the number of sizes)
71
Sum of interior Angles
(n – 2) x 180° where n is the number of sides
72
Individual Interior Angle
(n – 2) x 180° where n is the number of sides. Each | n individual interior angle is the same size
73
Sum of exterior Angle
All the exterior angles total 360°
74
Quadrilateral
A closed, two-dimensional shape which has four straight sides and four vertices
75
Square
Has four straight sides – all equal in length and has four right angles
76
Rectangle
A quadrilateral where all interior angles are right angles. Opposite sides are parallel and of equal length.
77
Rhombus
A quadrilateral with all sides equal in length. Also opposite sides are parallel and opposite angles are equal. The shapes diagonals bisect at right angle
78
Parallelogram
A quadrilateral whose opposite sides are parallel and equal in length. Opposite angles are equal.
79
Kite
A quadrilateral whose adjacent sides are of equal length. The kite’s diagonal bisect at right angle
80
Trapezium
A quadrilateral which one pair of parallel sides

Mathematics Year 08 (3 decks)

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