# Numbers, Operations and Relationships - Term 1 Flashcards Preview

## Maths Gr 6 Graham > Numbers, Operations and Relationships - Term 1 > Flashcards

Flashcards in Numbers, Operations and Relationships - Term 1 Deck (45)
1
Q

Write 3 654 765 in words.

A

Three million, six hundred and fifty-four thousand, seven hundred and sixty-five.

2
Q

Write in digits: seven million, two hundred and eighty-three thousand and twelve.

A

7 283 012

3
Q

Fill in >, < or =

a) 276 004 125 ? 277 455 887
b) 60 thousand ? 600 000
c) 800 000 000 ? 6 thousand + 80 million

A

a) <
b) <
c) >

4
Q

There are 2 657 234 people in Sparta and 4 567 923 people in Troy.

a) How many people live in Sparta and Troy together?
b) Which city has the greater population?
c) How many more people live in the larger city than the smaller city?

A

a) 7 225 157
b) Troy
c) 1 910 689

5
Q

Rearrange the digits in the number 1 787 064:

a) to make the biggest seven-digit number; and
b) the smallest seven-digit number

A

a) 8 776 410

b) 0 146 778

6
Q

Use the expanded vertical method to add 65 983 to 15 118.

A

65 983 = 60000 + 5000 + 900 + 80 + 3
15 118 = 10000 + 5000 + 100 + 10 + 8
————————————————————
= 70000 + 10000 + 1000 + 90 + 11
= 80000 + 1000 + 100 + 1
= 81 101

7
Q

Use the vertical column method to add 44 569 to 23 129.

A

44 569
23 129
———–
67 698

8
Q

Use the expanded vertical method to subtract 18 765 from 65 983.

A

65 983 = 60000 + 5000 + 900 + 80 + 3
18 765 = 10000 + 8000 + 700 + 60 + 5
———————————————————-
40000 + 7000 + 200 + 10 + 8
= 47 218

9
Q

Use the vertical column method to subtract 23 129 from 44 569.

A

44 568
23 129
———-
21 439

10
Q

Which of these are

a) proper fractions
b) improper fractions
c) mixed numbers

(think of “/” as meaning over, as in 1/2 is a half)

2/8 ; 1/6 ; 1 2/3 (1 and 2 thirds); 5/4 ; 2 4/5 ; 8/9 ; 9/8

A

a) 2/8 1/6 /8/9
b) 5/4 9/8
c) 1 2/3; 2 4/5

11
Q

Convert 9/7 to a mixed number

A

1 2/7 (1 and 2 sevenths)

12
Q

Convert 1 4/5 (1 and 4 fifths) to an improper fraction

A

9/5

13
Q

Give an equivalent fraction for 2/8

A

1/4

14
Q

Give an equivalent fraction for 3/9

A

1/3

15
Q

Give an equivalent fraction for 5/10

A

1/2

16
Q

Arrange from smallest to largest:

2/3; 1/4; 7/10; 6/7

A

1/4; 2/3; 7/10; 6/7

17
Q

Write 4/8 in its simplest form

A

1/2

18
Q

Add 2 1/7 to 3 2/7.

A

5 3/7

19
Q

Add 3 5/8 to 1 5/8

A

4 10/8
= 5 2/8
= 5 1/4

20
Q

Count in 6s from 6 to 36

A

6 12 18 24 30 36

21
Q

Count backwards in 7s from 49 to 21

A

49 42 35 28 21

22
Q

Express 3/5 as a decimal fraction and as a percentage

A

0,6 = 60%

23
Q

Express 2/10 as a decimal fraction and as a percentage

A

0,2 = 20%

24
Q

1/2 + 1/6 =

A

4/6 = 2/3

25
Q

1/2 - 1/3

A

3/6 - 2/6 = 1/6

26
Q

12 / 7 (12 divide by seven) =

A

1 5/12

27
Q

90% of 300 =

A

270

28
Q

7/10 of 100 =

A

70

29
Q

What is the remainder if 297 345 is divided by 156?

A

9

30
Q

125 x ? = 6250

A

50

31
Q

Pinehurst has 444 learners, all of whom need to be transported to the quadrangular frisbee tournament. The school rents buses that can each transport 37 learners. How many buses are required?

A

444/37 = 12

32
Q

Add the next two numbers to this pattern:

3;6;9;12;15

A

18;21

33
Q

Add the next two numbers to this pattern:

3;15;6;30;18;90;

A

54;270

34
Q

Add the next two numbers to this pattern:

1;1;2;3;5;8

A

13;21

35
Q

Add the next two numbers to this pattern:

1;5;10;16;23;

A

31;40

36
Q

There are 360 learners at Hogwarts. 4/9 are girls.

a) What fraction are boys?
b) How many boys and girls are there at Hogwarts?
c) How many more boys are there than girls?
d) Is Jacob Zuma a muggle?

A

a) 5/9
b) 200 boys and 160 girls
c) 40 more boys
d) Eish

37
Q

A boy has climbed 3/8 of the way up a climbing route.

a) If he is 6m up, how high is the top of the route?
b) Around the corner is a route that is 1 1/4 times as high as the first route. How high is this route?
c) How high is the cliff over which Jacob Zuma is dangling?

A
```a) 3/8 = 6m so 1/8 = 2m
so 8/8 = 16m
b) 16 + 1/4 * 16 = 16 + 4
= 20m
c) Eish```
38
Q

A boy buys a McFlurry for each of his 5 friends. He buys some plain and some chocolate McFlurries. 3/5 are plain? How many are chocolate?
How many McFlurries are floating in the Zuma fire pool?

A

2/5 * 5 = 2

Eish

39
Q

What is the value of the 3 in 3 111 222?

A

3 million

40
Q

What is the value of the 5 in eleventy million?

A

Eish

41
Q

In which place is the 2 in 1 234 567

A

Hundred Thousands

42
Q

Round to the nearest hundred:

a) 123 456
b) 55
c) 21
d) 1 456 911

A

a) 123 500
b) 100
c) 0
d) 1 456 900

43
Q

Round these to the nearest whole unit:

a) 76,23 kg
b) 27,5 m
c) 19,81 litres
d) Africa which is as big as all the other continents

A

a) 76 kg
b) 28 m
c) 20 litres
d) Eish

44
Q

Fill in or = :

a) 45 000 ? 54 000

b) 887 423 678 ? 887 559 139

A

a) <

b)

45
Q

Write in expanded notation:

432 744 123

A

400 000 000 + 30 000 000 + 2 000 000 +
700 000 + 40 000 + 4 000 +
100 + 20 + 3