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MathsAges 7-9

Doubling & halving

Double a whole number or find half of an even number to build rapid mental arithmetic. Review suitability for your learners before teaching.

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Age band:Ages 4-6Ages 7-9

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Worksheet StudioPractice pack · Ages 7-9

Doubling & halving

Take your time. Show your thinking.

  1. 1. What is half of 56?

    56 · Doubling & halving

  2. 2. What is double 18?

    18 · Doubling & halving

  3. 3. What is double 44?

    44 · Doubling & halving

  4. 4. What is double 26?

    26 · Doubling & halving

  5. 5. What is half of 44?

    44 · Doubling & halving

  6. 6. What is half of 22?

    22 · Doubling & halving

  7. 7. What is half of 54?

    54 · Doubling & halving

  8. 8. What is half of 50?

    50 · Doubling & halving

  9. 9. What is half of 82?

    82 · Doubling & halving

  10. 10. What is half of 30?

    30 · Doubling & halving

  11. 11. What is half of 60?

    60 · Doubling & halving

  12. 12. What is half of 92?

    92 · Doubling & halving
12 questions · Seed 104738 · Age guidance, not curriculum certification
View the answer key
Worksheet StudioAnswer key · Ages 7-9

Doubling & halving

Answers and reasoning. Review before teaching.

  1. 1. What is half of 56?

    28

    Half of 56 is 56 ÷ 2 = 28.

  2. 2. What is double 18?

    36

    Double 18 is 18 + 18 = 36.

  3. 3. What is double 44?

    88

    Double 44 is 44 + 44 = 88.

  4. 4. What is double 26?

    52

    Double 26 is 26 + 26 = 52.

  5. 5. What is half of 44?

    22

    Half of 44 is 44 ÷ 2 = 22.

  6. 6. What is half of 22?

    11

    Half of 22 is 22 ÷ 2 = 11.

  7. 7. What is half of 54?

    27

    Half of 54 is 54 ÷ 2 = 27.

  8. 8. What is half of 50?

    25

    Half of 50 is 50 ÷ 2 = 25.

  9. 9. What is half of 82?

    41

    Half of 82 is 82 ÷ 2 = 41.

  10. 10. What is half of 30?

    15

    Half of 30 is 30 ÷ 2 = 15.

  11. 11. What is half of 60?

    30

    Half of 60 is 60 ÷ 2 = 30.

  12. 12. What is half of 92?

    46

    Half of 92 is 92 ÷ 2 = 46.

12 questions · Seed 104738 · Age guidance, not curriculum certification
Worksheet StudioPractice pack · Ages 7-9

Doubling & halving

Take your time. Show your thinking.

  1. 1. What is half of 56?

    56 · Doubling & halving

  2. 2. What is double 18?

    18 · Doubling & halving

  3. 3. What is double 44?

    44 · Doubling & halving

  4. 4. What is double 26?

    26 · Doubling & halving

  5. 5. What is half of 44?

    44 · Doubling & halving

  6. 6. What is half of 22?

    22 · Doubling & halving

  7. 7. What is half of 54?

    54 · Doubling & halving

  8. 8. What is half of 50?

    50 · Doubling & halving

  9. 9. What is half of 82?

    82 · Doubling & halving

  10. 10. What is half of 30?

    30 · Doubling & halving

  11. 11. What is half of 60?

    60 · Doubling & halving

  12. 12. What is half of 92?

    92 · Doubling & halving
12 questions · Seed 104738 · Age guidance, not curriculum certification
Worksheet StudioAnswer key · Ages 7-9

Doubling & halving

Answers and reasoning. Review before teaching.

  1. 1. What is half of 56?

    28

    Half of 56 is 56 ÷ 2 = 28.

  2. 2. What is double 18?

    36

    Double 18 is 18 + 18 = 36.

  3. 3. What is double 44?

    88

    Double 44 is 44 + 44 = 88.

  4. 4. What is double 26?

    52

    Double 26 is 26 + 26 = 52.

  5. 5. What is half of 44?

    22

    Half of 44 is 44 ÷ 2 = 22.

  6. 6. What is half of 22?

    11

    Half of 22 is 22 ÷ 2 = 11.

  7. 7. What is half of 54?

    27

    Half of 54 is 54 ÷ 2 = 27.

  8. 8. What is half of 50?

    25

    Half of 50 is 50 ÷ 2 = 25.

  9. 9. What is half of 82?

    41

    Half of 82 is 82 ÷ 2 = 41.

  10. 10. What is half of 30?

    15

    Half of 30 is 30 ÷ 2 = 15.

  11. 11. What is half of 60?

    30

    Half of 60 is 60 ÷ 2 = 30.

  12. 12. What is half of 92?

    46

    Half of 92 is 92 ÷ 2 = 46.

12 questions · Seed 104738 · Age guidance, not curriculum certification