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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
Q

Square Number

A

The product of a number multiplied by itself

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26
Q

Square Root

A

The inverse of squaring a number

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27
Q

Cube Number

A

The product of a number multiplied by itself three times

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28
Q

Cube Root

A

The inverse of cubing a number

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29
Q

Numerator

A

The top number of a fraction

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30
Q

Denominator

A

The bottom number of a fraction

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31
Q

Mixed Number

A

A whole number and a proper fraction expressed together

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32
Q

Improper Fraction

A

A fraction where the numerator is greater than the denominator

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33
Q

Common Denominator

A

The denominator of two or more fractions being the same

34
Q

Reciprocal

A

One of a pair of numbers that multiply together to equal 1

35
Q

Rounding

A

To express to a required degree of accuracy

36
Q

Estimation

A

Round each number in your calculation to one significant figure and calculate

37
Q

Decimal Place

A

A specific number of digits to the right of the decimal place

38
Q

First Significant Figure

A

The digit in the highest place value that is not zero

39
Q

Upper Bound

A

Numbers less than this value would round down to the estimated value

40
Q

Lower Bound

A

The smallest value that would round up to the estimated value

41
Q

Percentage

A

Parts of 100. % is the symbol used for percentage

42
Q

VAT

A

Value Added Tax 20%

43
Q

Multiplier

A

The decimal equivalent of a percentage

44
Q

Term

A

A letter or number on its own, or numbers and letters multiplied together.

45
Q

Like terms

A

Variables that are the same are ‘like’

46
Q

Expression

A

A collection of Mathematical terms

47
Q

Identity

A

One side is the equivalent to the other side

48
Q

Equation

A

A statement with an equals sign, stating that two expressions are equal in value

49
Q

Formulae

A

Aformulais a mathematical rule or relationship that uses letters to represent amounts which can be changed – these are calledvariables

50
Q

Simplify

A

Group together ‘like’ terms

51
Q

Expand

A

Multiply each term in the bracket by the expression outside the bracket.

52
Q

Factorise

A

Putting an expression back into brackets

53
Q

Substitution

A

Where a variable is replaced by a number

54
Q

Degree

A

Unit of angle measurement. Symbol is °

55
Q

Acute

A

Refers to an angle less than 90°

56
Q

Right Angle

A

An angle of 90°. Corresponding to a quarter turn

57
Q

Obtuse

A

An angle more than 90° but less than 180°

58
Q

Straight Line

A

An angle of 180°. Corresponding to half a turn

59
Q

Reflex

A

An angle greater than 180° and less than 360°

60
Q

Full Turn (Circle)

A

Entire rotation is 360°. Corresponding to a full turn

61
Q

Vertically opposite

A

Angles opposite each other when two lines cross

62
Q

Parallel Lines

A

Two straight lines that never meet and stay the same distance away from each other throughout their entire length

63
Q

Transversal

A

The third line which crosses the two parallel lines

64
Q

Alternate

A

A pair of angles on the inner side

65
Q

Corresponding

A

The angles in matching corners

66
Q

Co-Interior

A

Angles that lie between the two

67
Q

Polygon

A

A 2D shape having more than three straight sides

68
Q

Regular Polygon

A

A polygon with all equal side lengths and all equal size interior and exterior angles

69
Q

Interior Angle

A

Is an angle on the inside of the shape, made between two of the sides

70
Q

Exterior Angle

A

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
Q

Sum of interior Angles

A

(n – 2) x 180° where n is the number of sides

72
Q

Individual Interior Angle

A

(n – 2) x 180° where n is the number of sides. Each

n individual interior angle is the same size

73
Q

Sum of exterior Angle

A

All the exterior angles total 360°

74
Q

Quadrilateral

A

A closed, two-dimensional shape which has four straight sides and four vertices

75
Q

Square

A

Has four straight sides – all equal in length and has four right angles

76
Q

Rectangle

A

A quadrilateral where all interior angles are right angles. Opposite sides are parallel and of equal length.

77
Q

Rhombus

A

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
Q

Parallelogram

A

A quadrilateral whose opposite sides are parallel and equal in length. Opposite angles are equal.

79
Q

Kite

A

A quadrilateral whose adjacent sides are of equal length. The kite’s diagonal bisect at right angle

80
Q

Trapezium

A

A quadrilateral which one pair of parallel sides

Mathematics Year 08 (3 decks)

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