Multiplying and Dividing by 10 and 100: Interactive Quizzes for Year 4 Maths

Question 1

What is the value of the digit 5 in the number 45,678?

Accepted Answer

500

Answer

5

Answer

50

Answer

5000

Question 2

Which of the following is NOT divisible by 100?

Accepted Answer

450

Answer

200

Answer

300

Answer

500

Question 3

What is the answer to 789 divided by 10?

Accepted Answer

7.89

Answer

78.9

Answer

0.789

Question 4

When we multiply a number by 100, we are:

Accepted Answer

Multiplying the number by 10 ten times

Answer

Adding 100 to the number

Answer

Subtracting 100 from the number

Question 5

A farmer has 234 apples. He wants to put them into 10 boxes with an equal number in each box. How many apples will be in each box?

Accepted Answer

23

Answer

234

Answer

2340

Question 6

Which of these is a good way to multiply a number by 10 in your head?

Accepted Answer

Put a zero on the end of the number

Answer

Multiply the number by 100 and then divide by 10

Answer

Halve the number and then multiply by 20

Question 7

When we multiply a number by 100, what should we do to the number?

Accepted Answer

Add two zeros to the end of the number.

Answer

Divide the number by 100.

Answer

Subtract 100 from the number.

Question 8

Which of the following is equal to 240? Multiply 24 by 10.

Accepted Answer

24 x 10

Answer

2400 ÷ 10

Answer

240 ÷ 100

Answer

24 ÷ 100

Question 9

What is 120 divided by 10?

Accepted Answer

12

Answer

1.2

Answer

0.12

Answer

1200

Question 10

Which of the following is 10 times greater than 35? Multiply by 10.

Accepted Answer

350

Answer

3.5

Answer

3500

Answer

0.35

Question 11

What is the value of 450 ÷ 100? Divide by 100.

Accepted Answer

45

Answer

4.5

Answer

0.45

Answer

4500

Question 12

The result of multiplying 15 by 10 is:

Accepted Answer

150

Answer

1.5

Answer

1500

Answer

0.15

Question 13

What is the value of 600 ÷ 10?

Accepted Answer

60

Answer

6

Answer

0.6

Answer

6000

Question 14

Which of the following is equal to 50? When we multiply a number by 10, we add a zero at the end.

Accepted Answer

5 x 10

Answer

10 ÷ 5

Answer

500 ÷ 10

Answer

50 x 100

Question 15

A bag of sweets contains 10 sweets. If there are 5 bags, how many sweets are there in total? To find the total number of sweets, we multiply the number of sweets in one bag by the number of bags.

Accepted Answer

50

Answer

10

Answer

100

Answer

500

Question 16

A train travels 50 miles in 1 hour. How many miles does it travel in 10 hours? To find the total distance traveled, we multiply the distance traveled in one hour by the number of hours.

Accepted Answer

5000

Answer

5

Answer

50

Answer

500

Question 17

A shop sells apples for 10p each. How much would it cost to buy 5 apples? To find the total cost, we multiply the cost of one apple by the number of apples.

Accepted Answer

50p

Answer

5p

Answer

10p

Answer

100p

Question 18

Which of the following is NOT a multiple of 10? A multiple of 10 is a number that can be divided by 10 without a remainder.

Accepted Answer

55

Answer

20

Answer

30

Answer

40

Question 19

A box contains 100 pencils. If there are 5 boxes, how many pencils are there in total? To find the total number of pencils, we multiply the number of pencils in one box by the number of boxes.

Accepted Answer

500

Answer

5

Answer

10

Answer

50

Question 20

What is 240 divided by 10?

Accepted Answer

24

Answer

2.4

Answer

240

Answer

2400

Question 21

When you multiply a number by 10, what happens to its value?

Accepted Answer

It becomes 10 times larger.

Answer

It becomes 10 times smaller.

Answer

It becomes 100 times smaller.

Answer

It becomes 100 times larger.

Question 22

What is 300?

Accepted Answer

3 × 100

Answer

3 × 10

Answer

3 × 1000

Answer

3 × 10000

Question 23

When you divide a number by 10, what happens to its value?

Accepted Answer

It becomes 10 times smaller.

Answer

It becomes 10 times larger.

Answer

It becomes 100 times smaller.

Answer

It becomes 100 times larger.

Question 24

What is 7 x 10?

Accepted Answer

70

Answer

7

Answer

700

Answer

7000

Question 25

Which number can be divided by both 10 and 100 without leaving a remainder?

Accepted Answer

500

Answer

25

Answer

320

Answer

60

Question 26

A farmer has 250 sheep. He sells 10% of his sheep. How many sheep does he sell?

Accepted Answer

25

Answer

250

Answer

2500

Answer

25000

Question 27

To multiply 78 by 100, which of these steps should you take?

Accepted Answer

Multiply 78 by 10 and then multiply the result by 10

Answer

Multiply 78 by 10

Answer

Multiply 78 by 1000

Answer

Divide 78 by 100

Question 28

A shop sells apples for £0.10 each. How much will 100 apples cost?

Accepted Answer

£10

Answer

£1

Answer

£100

Answer

£1000

Question 29

To divide 8000 by 100, what steps should you follow?

Accepted Answer

Divide 8000 by 10 and then divide the result by 10

Answer

Multiply 8000 by 10 and then divide the result by 10

Answer

Divide 8000 by 1000

Answer

Multiply 8000 by 100

Question 30

When we multiply a number by 10, what is added to the number's place value?

Accepted Answer

A zero

Answer

Three zeros

Answer

Two zeros

Answer

No change

Question 31

Which of the following is equal to 35 multiplied by 10?

Accepted Answer

350

Answer

3.5

Answer

0.35

Answer

3500

Question 32

What is the result of dividing 720 by 10?

Accepted Answer

72

Answer

7.2

Answer

0.72

Answer

7200

Question 33

A shop sells bananas for £0.40 each. How much would it cost to buy 100 bananas?

Accepted Answer

£40

Answer

£400

Answer

£0.40

Answer

£4

Question 34

A rectangular garden has a length of 15 meters and a width of 10 meters. What is the area of the garden?

Accepted Answer

150 square meters

Answer

15 square meters

Answer

1500 square meters

Question 35

A farmer has 900 sheep. He wants to divide them equally into 10 fields. How many sheep will be in each field?

Accepted Answer

90 sheep

Answer

90000 sheep

Answer

9000 sheep

Answer

9 sheep

Question 36

Which of the following numbers is the smallest?

Accepted Answer

0.01

Answer

10

Answer

1000

Answer

100

Question 37

When multiplying a number by 10, what happens to its value?

Accepted Answer

It increases by 10 times

Answer

It remains the same

Answer

It increases by 100 times

Answer

It decreases by 10 times

Question 38

What is the answer to 35 x 10?

Accepted Answer

350

Answer

3.5

Answer

3

Answer

3500

Question 39

Which of the following is equal to 200?

Accepted Answer

2 x 100

Answer

20 x 10

Answer

2 ÷ 100

Answer

200 ÷ 100

Question 40

A farmer has 400 sheep. He sells 10% of them at a market. How many sheep does he have left?

Accepted Answer

360

Answer

4000

Answer

40

Answer

4

Question 41

What is the missing number in the sequence: 20, 40, 60, ___, 100?

Accepted Answer

80

Answer

35

Answer

45

Answer

55

Question 42

What is 23 multiplied by 10?

Accepted Answer

230

Answer

2.3

Answer

2300

Question 43

A farmer has 50 rows of apple trees. Each row has 10 trees. How many apple trees does the farmer have in total?

Accepted Answer

500

Answer

5000

Answer

5

Answer

50

Question 44

What is 600 divided by 10?

Accepted Answer

60

Answer

0.6

Answer

6

Answer

6000

Question 45

A garden is 50 meters long and 10 meters wide. What is the area of the garden?

Accepted Answer

500

Answer

50

Answer

5

Answer

5000

Question 46

What is 34 x 10?

Accepted Answer

340

Answer

34

Answer

3400

Answer

3.4

Question 47

Which of the following is equal to 560 ÷ 10?

Accepted Answer

56

Answer

5.6

Answer

5600

Answer

560

Question 48

If you have 400 sweets and divide them equally among 10 friends, how many sweets will each friend get?

Accepted Answer

40

Answer

4000

Answer

400

Answer

4