Download presentation

Published byMiguel Keyte Modified over 3 years ago

1
**Maths Smart Grade 4 © 2012 Alston Publishing House Pte Ltd**

8-point compass

2
**Maths Smart Grade 4 © 2012 Alston Publishing House Pte Ltd**

8-point compass

3
**Maths Smart Grade 4 © 2012 Alston Publishing House Pte Ltd**

Acute angle

4
**Acute angle Angles smaller than 90 are called acute angles. Example:**

Maths Smart Grade 4 © 2012 Alston Publishing House Pte Ltd Acute angle Angles smaller than 90 are called acute angles. Example:

5
**Approximately equal to ()**

Maths Smart Grade 4 © 2012 Alston Publishing House Pte Ltd Approximately equal to ()

6
**Approximately equal to ()**

Maths Smart Grade 4 © 2012 Alston Publishing House Pte Ltd Approximately equal to () The sign means ‘approximately equal to’. Example: 3468 3470 (when rounded to the nearest ten)

7
**Maths Smart Grade 4 © 2012 Alston Publishing House Pte Ltd**

Centre mark

8
**Maths Smart Grade 4 © 2012 Alston Publishing House Pte Ltd**

Centre mark

9
**Maths Smart Grade 4 © 2012 Alston Publishing House Pte Ltd**

Common factors

10
**Common factors Example: 1 and 2 are common factors of 6 and 10.**

Maths Smart Grade 4 © 2012 Alston Publishing House Pte Ltd Common factors Example: 1 and 2 are common factors of 6 and 10.

11
**Maths Smart Grade 4 © 2012 Alston Publishing House Pte Ltd**

Common multiples

12
**Common multiples Example:**

Maths Smart Grade 4 © 2012 Alston Publishing House Pte Ltd Common multiples Example: 6, 12 and 18 are some common multiples of 2 and 3.

13
**Maths Smart Grade 4 © 2012 Alston Publishing House Pte Ltd**

Coordinates

14
**Coordinates Example: The strawberry is located at the point (2, 4).**

Maths Smart Grade 4 © 2012 Alston Publishing House Pte Ltd Coordinates Example: The strawberry is located at the point (2, 4). The point (2, 4) is a pair of coordinates.

15
**Maths Smart Grade 4 © 2012 Alston Publishing House Pte Ltd**

Coordinate grid

16
**Coordinate grid Example: This is a coordinate grid.**

Maths Smart Grade 4 © 2012 Alston Publishing House Pte Ltd Coordinate grid Example: This is a coordinate grid.

17
**Maths Smart Grade 4 © 2012 Alston Publishing House Pte Ltd**

Degree ()

18
**Degree () We measure the size of an angle in degrees.**

Maths Smart Grade 4 © 2012 Alston Publishing House Pte Ltd Degree () We measure the size of an angle in degrees. We can also write for degree(s).

19
**Maths Smart Grade 4 © 2012 Alston Publishing House Pte Ltd**

East

20
**Maths Smart Grade 4 © 2012 Alston Publishing House Pte Ltd**

East

21
**Maths Smart Grade 4 © 2012 Alston Publishing House Pte Ltd**

Factors

22
**Maths Smart Grade 4 © 2012 Alston Publishing House Pte Ltd**

Factors The factors of a number are the numbers that it can be divided exactly by. Example: The factors of 40 are 1, 2, 4, 5, 8, 10, 20 and 40.

23
**Maths Smart Grade 4 © 2012 Alston Publishing House Pte Ltd**

Heptagon

24
**Heptagon A heptagon has 7 straight sides and 7 vertices. Example:**

Maths Smart Grade 4 © 2012 Alston Publishing House Pte Ltd Heptagon A heptagon has 7 straight sides and 7 vertices. Example:

25
**Maths Smart Grade 4 © 2012 Alston Publishing House Pte Ltd**

Hundreds

26
**Hundreds Example: 2 hundreds = 200**

Maths Smart Grade 4 © 2012 Alston Publishing House Pte Ltd Hundreds Example: 2 hundreds = 200 We can say that the value of 2 hundreds is the same as 200.

27
**Maths Smart Grade 4 © 2012 Alston Publishing House Pte Ltd**

Inner scale

28
**Maths Smart Grade 4 © 2012 Alston Publishing House Pte Ltd**

Inner scale

29
**Maths Smart Grade 4 © 2012 Alston Publishing House Pte Ltd**

Irregular polygon

30
**Maths Smart Grade 4 © 2012 Alston Publishing House Pte Ltd**

Irregular polygon An irregular polygon has sides and angles that are not all equal. Example:

31
**Maths Smart Grade 4 © 2012 Alston Publishing House Pte Ltd**

Multiples

32
**Maths Smart Grade 4 © 2012 Alston Publishing House Pte Ltd**

Multiples A multiple of a number is the product of that number and any number. A number is a factor of all its multiples. Example: 3, 6, 9 and 12 are the first four multiples of 3.

33
**Maths Smart Grade 4 © 2012 Alston Publishing House Pte Ltd**

Net

34
**Maths Smart Grade 4 © 2012 Alston Publishing House Pte Ltd**

Net A figure which can be folded to form a solid is called the net of the solid. Example: This is a net of a cuboid.

35
**Maths Smart Grade 4 © 2012 Alston Publishing House Pte Ltd**

North

36
**Maths Smart Grade 4 © 2012 Alston Publishing House Pte Ltd**

North

37
**Maths Smart Grade 4 © 2012 Alston Publishing House Pte Ltd**

North-east

38
**Maths Smart Grade 4 © 2012 Alston Publishing House Pte Ltd**

North-east

39
**Maths Smart Grade 4 © 2012 Alston Publishing House Pte Ltd**

North-west

40
**Maths Smart Grade 4 © 2012 Alston Publishing House Pte Ltd**

North-west

41
**Maths Smart Grade 4 © 2012 Alston Publishing House Pte Ltd**

Obtuse angle

42
**Maths Smart Grade 4 © 2012 Alston Publishing House Pte Ltd**

Obtuse angle Angles greater than 90 but smaller than 180 are called obtuse angles. Example:

43
**Maths Smart Grade 4 © 2012 Alston Publishing House Pte Ltd**

Octagon

44
**Octagon An octagon has 8 straight sides and 8 vertices. Example:**

Maths Smart Grade 4 © 2012 Alston Publishing House Pte Ltd Octagon An octagon has 8 straight sides and 8 vertices. Example:

45
**Maths Smart Grade 4 © 2012 Alston Publishing House Pte Ltd**

Origin

46
**Origin The pair of coordinates (0, 0) is called the origin.**

Maths Smart Grade 4 © 2012 Alston Publishing House Pte Ltd Origin The pair of coordinates (0, 0) is called the origin.

47
**Maths Smart Grade 4 © 2012 Alston Publishing House Pte Ltd**

Outer scale

48
**Maths Smart Grade 4 © 2012 Alston Publishing House Pte Ltd**

Outer scale

49
**Maths Smart Grade 4 © 2012 Alston Publishing House Pte Ltd**

Polygon

50
**Maths Smart Grade 4 © 2012 Alston Publishing House Pte Ltd**

Polygon A polygon is a closed figure. Its sides are formed by straight lines that do not cross one another. Example:

51
**Maths Smart Grade 4 © 2012 Alston Publishing House Pte Ltd**

Prime numbers

52
**Maths Smart Grade 4 © 2012 Alston Publishing House Pte Ltd**

Prime numbers A prime number has only two factors, 1 and the number itself.

53
**Maths Smart Grade 4 © 2012 Alston Publishing House Pte Ltd**

Product

54
**Product When we multiply numbers, the answer is called the product.**

Maths Smart Grade 4 © 2012 Alston Publishing House Pte Ltd Product When we multiply numbers, the answer is called the product.

55
**Maths Smart Grade 4 © 2012 Alston Publishing House Pte Ltd**

Protractor

56
**Maths Smart Grade 4 © 2012 Alston Publishing House Pte Ltd**

Protractor We can find the size of an angle by measuring it with a protractor. Example:

57
**Maths Smart Grade 4 © 2012 Alston Publishing House Pte Ltd**

Quadrilateral

58
**Quadrilateral A quadrilateral has 4 straight sides and 4 vertices.**

Maths Smart Grade 4 © 2012 Alston Publishing House Pte Ltd Quadrilateral A quadrilateral has 4 straight sides and 4 vertices. Example:

59
**Maths Smart Grade 4 © 2012 Alston Publishing House Pte Ltd**

Quotient

60
**Maths Smart Grade 4 © 2012 Alston Publishing House Pte Ltd**

Quotient When we divide a number by another, the answer we get is called the quotient. Example:

61
**Maths Smart Grade 4 © 2012 Alston Publishing House Pte Ltd**

Regroup

62
**Regroup We need to regroup in a place value when**

Maths Smart Grade 4 © 2012 Alston Publishing House Pte Ltd Regroup We need to regroup in a place value when we get more than 9 after adding or multiplying; or we subtract a greater number from a smaller number; or we get a remainder in place values other than the ones place when dividing

63
**Maths Smart Grade 4 © 2012 Alston Publishing House Pte Ltd**

Regular polygon

64
**Maths Smart Grade 4 © 2012 Alston Publishing House Pte Ltd**

Regular polygon A regular polygon has all equal sides and all equal angles. Example:

65
**Maths Smart Grade 4 © 2012 Alston Publishing House Pte Ltd**

Remainder

66
**Maths Smart Grade 4 © 2012 Alston Publishing House Pte Ltd**

Remainder Remainder is the amount that is left over when a number is divided by another number. Example:

67
**Maths Smart Grade 4 © 2012 Alston Publishing House Pte Ltd**

Right angle

68
**Right angle A right angle is 90. Example:**

Maths Smart Grade 4 © 2012 Alston Publishing House Pte Ltd Right angle A right angle is 90. Example:

69
**Round to the nearest hundred**

Maths Smart Grade 4 © 2012 Alston Publishing House Pte Ltd Round to the nearest hundred

70
**Round to the nearest hundred**

Maths Smart Grade 4 © 2012 Alston Publishing House Pte Ltd Round to the nearest hundred When we round a number to the nearest hundred, we look at the digit in the tens place. If the digit < 5, we round it to the smaller hundred. If the digit > 5, we round it to the bigger hundred. If the digit = 5, we round it to the bigger hundred.

71
**Round to the nearest thousand**

Maths Smart Grade 4 © 2012 Alston Publishing House Pte Ltd Round to the nearest thousand

72
**Round to the nearest thousand**

Maths Smart Grade 4 © 2012 Alston Publishing House Pte Ltd Round to the nearest thousand When we round a number to the nearest thousand, we look at the digit in the hundreds place. If the digit < 5, we round it to the smaller thousand. If the digit > 5, we round it to the bigger thousand. If the digit = 5, we round it to the bigger thousand.

73
**Maths Smart Grade 4 © 2012 Alston Publishing House Pte Ltd**

South

74
**Maths Smart Grade 4 © 2012 Alston Publishing House Pte Ltd**

South

75
**Maths Smart Grade 4 © 2012 Alston Publishing House Pte Ltd**

South-east

76
**Maths Smart Grade 4 © 2012 Alston Publishing House Pte Ltd**

South-east

77
**Maths Smart Grade 4 © 2012 Alston Publishing House Pte Ltd**

South-west

78
**Maths Smart Grade 4 © 2012 Alston Publishing House Pte Ltd**

South-west

79
**Maths Smart Grade 4 © 2012 Alston Publishing House Pte Ltd**

Thousands

80
**Thousands Example: 5 thousands = 5000**

Maths Smart Grade 4 © 2012 Alston Publishing House Pte Ltd Thousands Example: 5 thousands = 5000 We can say that the value of 5 thousands is the same as 5000.

81
**Maths Smart Grade 4 © 2012 Alston Publishing House Pte Ltd**

Unit

82
**Unit Each in a bar model stands for 1 unit. Example: 1 unit 29**

Maths Smart Grade 4 © 2012 Alston Publishing House Pte Ltd Unit Each in a bar model stands for 1 unit. Example: 1 unit 29 5 units 29 × 5 = 145

83
**Maths Smart Grade 4 © 2012 Alston Publishing House Pte Ltd**

West

84
**Maths Smart Grade 4 © 2012 Alston Publishing House Pte Ltd**

West

85
**Maths Smart Grade 4 © 2012 Alston Publishing House Pte Ltd**

X-axis

86
**Maths Smart Grade 4 © 2012 Alston Publishing House Pte Ltd**

X-axis

87
**Maths Smart Grade 4 © 2012 Alston Publishing House Pte Ltd**

X-coordinate

88
**Maths Smart Grade 4 © 2012 Alston Publishing House Pte Ltd**

X-coordinate

89
**Maths Smart Grade 4 © 2012 Alston Publishing House Pte Ltd**

Y-axis

90
**Maths Smart Grade 4 © 2012 Alston Publishing House Pte Ltd**

Y-axis

91
**Maths Smart Grade 4 © 2012 Alston Publishing House Pte Ltd**

Y-coordinate

92
**Maths Smart Grade 4 © 2012 Alston Publishing House Pte Ltd**

Y-coordinate

93
**Maths Smart Grade 4 © 2012 Alston Publishing House Pte Ltd**

Zero line

94
**Maths Smart Grade 4 © 2012 Alston Publishing House Pte Ltd**

Zero line

Similar presentations

Presentation is loading. Please wait....

OK

Fifth Grade Math Vocabulary.

Fifth Grade Math Vocabulary.

© 2017 SlidePlayer.com Inc.

All rights reserved.

Ads by Google

Ppt on event driven programming visual basic Ppt on mineral and power resources of india Ppt on airbag working principle of motor Ppt on different types of dance forms of the world Ppt on volatility of stock market Ppt on improvement in food resources science Ppt on conceptual art photography Ppt on history of olympics sports Ppt on arunachal pradesh cultures Ppt on sikkim culture and tradition