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flashcards for 1st year November assessments > Math > Flashcards

Math Flashcards

1
Q

Natural numbers (N)

A

Counting numbers
Whole, positive
Start at 1

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2
Q

Counting numbers
Whole, positive
Start at 1

A

Natural numbers (N)

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3
Q

Integers(Z)

A

Whole , positive + negative
Incudes 0
-1;0;1

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4
Q

Whole , positive + negative
Incudes 0
-1;0;1

A

Integers(Z)

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5
Q

Y axis

A

Up

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6
Q

X axis

A

Side

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7
Q

Where does a cartesion plane start when u write in the position

A

X then Y

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8
Q

Axis of symmetry

A

How many ways there are to fold a shape in half so their corners Mach up

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9
Q

Set

A

Collection of objects that have some characteristics in common

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10
Q

Collection of objects that have some characteristics in common

A

Set

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11
Q

An element

A

Objects in a set

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12
Q

Objects in a set

A

Element

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13
Q

€

A

Is an element of

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14
Q

€/

A

Is not an element of

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15
Q

#

A

Cardinal number of a set

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16
Q

C

A

Subset of

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17
Q

C/

A

Not a subset of

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18
Q

0/. {}

A

Null set

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19
Q

Cardinal numbers (#)

A

The number of elements in a set
#1A2=20

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20
Q

The number of elements in a set
#1A2=20

A

Cardinal numbers (#)

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21
Q

Subset

A

Contains all the elements that are in another set

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22
Q

Contains all the elements that are in another set

A

Subset

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23
Q

Null set

A

No elements

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24
Q

No elements

A

Null set

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25
Q

Factor

A

Number that will divide evenly into another number

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26
Q

Number that will divide evenly into another number

A

Factor

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27
Q

Highest common factor (HCF)

A

1 list the factors of each number
2 the highest factors they have in common is the HCF

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28
Q

1 list the factors of each number
2 the highest factors they have in common is the HCF

A

Highest common factor (HCF)

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29
Q

Prime number

A

A prime number is a number that has exactly 2 factors itself and one

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30
Q

A prime number is a number that has exactly 2 factors itself and one

A

Prime number

31
Q

Prime factors

A

Method for writing any number as a product of a prime number
Written as a prime number being multiplied by each other
24 - EXE - format - arrow down - prime factor - OK - ANS

32
Q

Multiple

A

Ans to your time tables

32
Q

Method for writing any number as a product of a prime number
Written as a prime number being multiplied by each other
24 - EXE - format - arrow down - prime factor - OK - ANS

A

Prime factors

33
Q

Ans to your time tables

A

Multiple

34
Q

Lowest common multiple LCM

A

Lowest multiple that’s 2 or more numbers share

35
Q

Lowest multiple that’s 2 or more numbers share

A

Lowest common multiple LCM

36
Q

U

A

Universal set, all elements

37
Q

Universal set, all elements

A

U

38
Q

AuB

A

All the elements in A or B
Elements in both

39
Q

AnB

A

All the elements in A and B
(What they have in common

40
Q

Line segment

A

Line that has a start and end point

41
Q

Line that has a start and end point

A

Line segment

42
Q

Mid point

A

Point that divides a line segment into two equal parts

43
Q

Construct a line segment

A

IABI=8cm

44
Q

Perpendicular

A

Intersect at a right angle

45
Q

Bisector

A

Divide the line into two equal parts

46
Q

180°

A

Straight angle 1/2 circle

47
Q

Full circle

A

360°

48
Q

3/4 circle

A

270°

49
Q

0°

A

Null angel

49
Q

90°

A

Right angle 1/4 circle

50
Q

Less than 90°

A

Acute angel

51
Q

Between 90°/180°

A

Obtuse

52
Q

Between 180°/360°

A

Reflex

53
Q

I<ABCI

A

Measurement of the angle format by joining A to B to C

54
Q

Construct a reflex angle

A

360 - The degrees of the angle = …
Construct the answer

55
Q

-3+7=

A

4

56
Q

4-9=

A

-5

57
Q

-2-5=

A

-7

58
Q

5 x 7=

A

35

59
Q

-4 x 2 =

A

-8

60
Q

-8 x -7 =

A

56

61
Q

-20-:- -4 =

A

5

61
Q

rule for dividing and multiplying intergers

A

same sings = “+”
difrent sings = “-“

62
Q

what is the order of operation

A

BIMDAS
brackets
indices
multiplication / divion
addition / subtraction

63
Q

7³ the big number is?
the small number is?

A

big number= base number
small number= index

64
Q

index number are also called?

A

exponent or a power

65
Q

name the parts
7³ = 7x7x7 = 343

A

7³ = index form
7 x 7 x 7 = expanded form
= 343 = evaluated

65
Q

what is a proper fraction

A

numerator is smaller than the denominator
½

66
Q

improper fraction

A

numerator is bigger than the denominator
¹¹/³

67
Q

mixed fraction

A

whole number part and fraction part
5½

68
Q

converting improper fractions to mixed fractions

A

divide the➗ numerator with the denominor and make the remainder a fraction➗
17/3= 17➗= 5 r 2
5 2/3

69
Q

mixed to improper

A

whole number x denominator + numenator = ans on original denominator

flashcards for 1st year November assessments (3 decks)

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