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Multiplying and Dividing by 10, 100 and 1000 - Worksheets, Questions and Revision

18 original exam-style questions - 3 pages of questions with a full mark scheme - free printable PDF.

Download PDFJump to mark scheme (page 4)Multiplying and Dividing by 10, 100 and 1000 revision guide

This topic is chapter 6 of KS2 Maths: Addition, subtraction, multiplication and division Practice Book.

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KS2 · Number and Place Value

3.5 Multiplying and Dividing by 10, 100 and 1000

Calculators not allowed · about 35 minutes
Total Marks
Name: _______________________________    Date: ____ / ____ / ______
Answer ALL questions. Show all your working.
1
Write the number 46 multiplied by 10.
(1)
2
Write 8,209 divided by 10. Give the answer as a decimal or whole number.
(1)
3
Complete the missing number: 0.83 times 1000 = ___.
(2)
4
A model car is 0.032 m long. What is its length in millimetres? (1 m = 1000 mm)
(1)
5
Explain why multiplying a number by 100 moves each digit two places to the left on a place value chart. Use the number 4.6 as an example.
(2)
6
A school bought 0.9 kg of clay for each classroom. There are 100 classrooms. Explain in words how you would work out the total mass of clay and give the answer.
(2)
7
Write 12,345 multiplied by 10, then divide your answer by 100. What is the final result?
(1)
8
A sticker costs £0.06. How much do 1,000 stickers cost?
(2)
9
A medicine bottle contains 0.087 litres of liquid. How many millilitres is this? (1 litre = 1000 ml)
(2)
10
Sofia multiplies 5.4 by 1000 and says the digits move three places to the left. Explain why this is correct and show the answer.
(3)
11
What is 7 divided by 10 written as a decimal?
(1)
12
Multiply 3.2 by 10. Write your answer as a decimal.
(1)
13
Divide 2,400 by 100. Write the answer.
(1)
14
A recipe needs 0.25 litres of milk. How much milk is needed for 100 recipes?
(2)
15
Write 5,600 multiplied by 100 as a number.
(1)
16
A pencil costs £0.45. How much do 1,000 pencils cost?
(2)
17
Divide 0.06 by 10. Write the answer as a decimal.
(1)
18
Maya has 3.75 kg of flour. She uses 100 times this amount for a big bake. How much flour does she use in kg?
(2)
Mark scheme · 3.5 Multiplying and Dividing by 10, 100 and 1000

Question 1

  • B1 460 cao
  • Answer: 460

Question 2

  • B1 820.9 or 820.90 cao
  • Answer: 820.9

Question 3

  • M1 shift decimal right 3 places or show multiplication
  • A1 830 cao
  • Answer: 830

Question 4

  • B1 32 mm cao
  • Answer: 32

Question 5

  • M1 reference to place value columns shifting or explanation that each 10 multiplies one place
  • A1 example: 4.6 x 100 = 460 and digits move two places left cao
  • Answer: 4.6 x 100 = 460

Question 6

  • M1 method explained (multiply 0.9 by 100 or shift decimal two places) or correct intermediate
  • A1 90 kg cao
  • Answer: 90

Question 7

  • B1 1,234.5 cao
  • Answer: 1,234.5

Question 8

  • M1 multiply 0.06 by 1000 or shift decimal right 3 places
  • A1 £60 cao
  • Answer: 60

Question 9

  • M1 multiply 0.087 by 1000 or shift decimal right 3 places
  • A1 87 ml cao
  • Answer: 87

Question 10

  • M1 explain that multiplying by 10 moves digits one place left and 1000 is 10 x 10 x 10 so three places
  • M1 reference to decimal point shifting right 3 places or equivalent
  • A1 5.4 x 1000 = 5,400 cao
  • Answer: 5,400

Question 11

  • B1 0.7 cao
  • Answer: 0.7

Question 12

  • B1 32.0 or 32 cao
  • Answer: 32

Question 13

  • B1 24 cao
  • Answer: 24

Question 14

  • M1 multiply 0.25 by 100 or recognise shift of decimal seen
  • A1 25 litres cao
  • Answer: 25

Question 15

  • B1 560,000 cao
  • Answer: 560000

Question 16

  • M1 multiply 0.45 by 1000 or shift decimal right 3 places
  • A1 450.0 or £450 cao
  • Answer: 450

Question 17

  • B1 0.006 cao
  • Answer: 0.006

Question 18

  • M1 recognise multiply by 100 or shift decimal by 2 places
  • A1 375 kg cao
  • Answer: 375

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Question 5

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Question 6

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Question 7

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Question 8

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Question 9

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Question 10

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Question 11

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Question 12

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Question 13

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Question 14

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Question 15

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