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MathsAges 13-15

Decimal subtraction

Subtract numbers written in tenths and verify by adding the difference and subtrahend. Review suitability for your learners before teaching.

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Age band:Ages 10-12Ages 13-15

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Worksheet StudioPractice pack · Ages 13-15

Decimal subtraction

Take your time. Show your thinking.

  1. 1. 18.0 − 11.3 = ____

    18.0 · 11.3 · Decimal subtraction

  2. 2. 8.4 − 3.8 = ____

    8.4 · 3.8 · Decimal subtraction

  3. 3. 10.8 − 1.2 = ____

    10.8 · 1.2 · Decimal subtraction

  4. 4. 14.2 − 13.0 = ____

    14.2 · 13.0 · Decimal subtraction

  5. 5. 12.3 − 2.8 = ____

    12.3 · 2.8 · Decimal subtraction

  6. 6. 5.4 − 1.9 = ____

    5.4 · 1.9 · Decimal subtraction

  7. 7. 11.0 − 6.7 = ____

    11.0 · 6.7 · Decimal subtraction

  8. 8. 5.2 − 2.1 = ____

    5.2 · 2.1 · Decimal subtraction

  9. 9. 11.0 − 4.5 = ____

    11.0 · 4.5 · Decimal subtraction

  10. 10. 8.5 − 2.8 = ____

    8.5 · 2.8 · Decimal subtraction

  11. 11. 8.4 − 5.5 = ____

    8.4 · 5.5 · Decimal subtraction

  12. 12. 18.9 − 1.5 = ____

    18.9 · 1.5 · Decimal subtraction
12 questions · Seed 104731 · Age guidance, not curriculum certification
View the answer key
Worksheet StudioAnswer key · Ages 13-15

Decimal subtraction

Answers and reasoning. Review before teaching.

  1. 1. 18.0 − 11.3 = ____

    6.7

    Subtract 113 tenths from 180 tenths to get 67 tenths (6.7).

  2. 2. 8.4 − 3.8 = ____

    4.6

    Subtract 38 tenths from 84 tenths to get 46 tenths (4.6).

  3. 3. 10.8 − 1.2 = ____

    9.6

    Subtract 12 tenths from 108 tenths to get 96 tenths (9.6).

  4. 4. 14.2 − 13.0 = ____

    1.2

    Subtract 130 tenths from 142 tenths to get 12 tenths (1.2).

  5. 5. 12.3 − 2.8 = ____

    9.5

    Subtract 28 tenths from 123 tenths to get 95 tenths (9.5).

  6. 6. 5.4 − 1.9 = ____

    3.5

    Subtract 19 tenths from 54 tenths to get 35 tenths (3.5).

  7. 7. 11.0 − 6.7 = ____

    4.3

    Subtract 67 tenths from 110 tenths to get 43 tenths (4.3).

  8. 8. 5.2 − 2.1 = ____

    3.1

    Subtract 21 tenths from 52 tenths to get 31 tenths (3.1).

  9. 9. 11.0 − 4.5 = ____

    6.5

    Subtract 45 tenths from 110 tenths to get 65 tenths (6.5).

  10. 10. 8.5 − 2.8 = ____

    5.7

    Subtract 28 tenths from 85 tenths to get 57 tenths (5.7).

  11. 11. 8.4 − 5.5 = ____

    2.9

    Subtract 55 tenths from 84 tenths to get 29 tenths (2.9).

  12. 12. 18.9 − 1.5 = ____

    17.4

    Subtract 15 tenths from 189 tenths to get 174 tenths (17.4).

12 questions · Seed 104731 · Age guidance, not curriculum certification
Worksheet StudioPractice pack · Ages 13-15

Decimal subtraction

Take your time. Show your thinking.

  1. 1. 18.0 − 11.3 = ____

    18.0 · 11.3 · Decimal subtraction

  2. 2. 8.4 − 3.8 = ____

    8.4 · 3.8 · Decimal subtraction

  3. 3. 10.8 − 1.2 = ____

    10.8 · 1.2 · Decimal subtraction

  4. 4. 14.2 − 13.0 = ____

    14.2 · 13.0 · Decimal subtraction

  5. 5. 12.3 − 2.8 = ____

    12.3 · 2.8 · Decimal subtraction

  6. 6. 5.4 − 1.9 = ____

    5.4 · 1.9 · Decimal subtraction

  7. 7. 11.0 − 6.7 = ____

    11.0 · 6.7 · Decimal subtraction

  8. 8. 5.2 − 2.1 = ____

    5.2 · 2.1 · Decimal subtraction

  9. 9. 11.0 − 4.5 = ____

    11.0 · 4.5 · Decimal subtraction

  10. 10. 8.5 − 2.8 = ____

    8.5 · 2.8 · Decimal subtraction

  11. 11. 8.4 − 5.5 = ____

    8.4 · 5.5 · Decimal subtraction

  12. 12. 18.9 − 1.5 = ____

    18.9 · 1.5 · Decimal subtraction
12 questions · Seed 104731 · Age guidance, not curriculum certification
Worksheet StudioAnswer key · Ages 13-15

Decimal subtraction

Answers and reasoning. Review before teaching.

  1. 1. 18.0 − 11.3 = ____

    6.7

    Subtract 113 tenths from 180 tenths to get 67 tenths (6.7).

  2. 2. 8.4 − 3.8 = ____

    4.6

    Subtract 38 tenths from 84 tenths to get 46 tenths (4.6).

  3. 3. 10.8 − 1.2 = ____

    9.6

    Subtract 12 tenths from 108 tenths to get 96 tenths (9.6).

  4. 4. 14.2 − 13.0 = ____

    1.2

    Subtract 130 tenths from 142 tenths to get 12 tenths (1.2).

  5. 5. 12.3 − 2.8 = ____

    9.5

    Subtract 28 tenths from 123 tenths to get 95 tenths (9.5).

  6. 6. 5.4 − 1.9 = ____

    3.5

    Subtract 19 tenths from 54 tenths to get 35 tenths (3.5).

  7. 7. 11.0 − 6.7 = ____

    4.3

    Subtract 67 tenths from 110 tenths to get 43 tenths (4.3).

  8. 8. 5.2 − 2.1 = ____

    3.1

    Subtract 21 tenths from 52 tenths to get 31 tenths (3.1).

  9. 9. 11.0 − 4.5 = ____

    6.5

    Subtract 45 tenths from 110 tenths to get 65 tenths (6.5).

  10. 10. 8.5 − 2.8 = ____

    5.7

    Subtract 28 tenths from 85 tenths to get 57 tenths (5.7).

  11. 11. 8.4 − 5.5 = ____

    2.9

    Subtract 55 tenths from 84 tenths to get 29 tenths (2.9).

  12. 12. 18.9 − 1.5 = ____

    17.4

    Subtract 15 tenths from 189 tenths to get 174 tenths (17.4).

12 questions · Seed 104731 · Age guidance, not curriculum certification