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MathsAges 10-12

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 10-12

Decimal subtraction

Take your time. Show your thinking.

  1. 1. 18.7 − 14.0 = ____

    18.7 · 14.0 · Decimal subtraction

  2. 2. 18.4 − 8.6 = ____

    18.4 · 8.6 · Decimal subtraction

  3. 3. 12.8 − 10.5 = ____

    12.8 · 10.5 · Decimal subtraction

  4. 4. 13.4 − 2.5 = ____

    13.4 · 2.5 · Decimal subtraction

  5. 5. 4.2 − 2.4 = ____

    4.2 · 2.4 · Decimal subtraction

  6. 6. 20.1 − 16.8 = ____

    20.1 · 16.8 · Decimal subtraction

  7. 7. 22.2 − 12.7 = ____

    22.2 · 12.7 · Decimal subtraction

  8. 8. 18.7 − 7.3 = ____

    18.7 · 7.3 · Decimal subtraction

  9. 9. 6.2 − 3.2 = ____

    6.2 · 3.2 · Decimal subtraction

  10. 10. 21.8 − 7.0 = ____

    21.8 · 7.0 · Decimal subtraction

  11. 11. 7.6 − 6.1 = ____

    7.6 · 6.1 · Decimal subtraction

  12. 12. 18.6 − 5.4 = ____

    18.6 · 5.4 · Decimal subtraction
12 questions · Seed 104732 · Age guidance, not curriculum certification
View the answer key
Worksheet StudioAnswer key · Ages 10-12

Decimal subtraction

Answers and reasoning. Review before teaching.

  1. 1. 18.7 − 14.0 = ____

    4.7

    Subtract 140 tenths from 187 tenths to get 47 tenths (4.7).

  2. 2. 18.4 − 8.6 = ____

    9.8

    Subtract 86 tenths from 184 tenths to get 98 tenths (9.8).

  3. 3. 12.8 − 10.5 = ____

    2.3

    Subtract 105 tenths from 128 tenths to get 23 tenths (2.3).

  4. 4. 13.4 − 2.5 = ____

    10.9

    Subtract 25 tenths from 134 tenths to get 109 tenths (10.9).

  5. 5. 4.2 − 2.4 = ____

    1.8

    Subtract 24 tenths from 42 tenths to get 18 tenths (1.8).

  6. 6. 20.1 − 16.8 = ____

    3.3

    Subtract 168 tenths from 201 tenths to get 33 tenths (3.3).

  7. 7. 22.2 − 12.7 = ____

    9.5

    Subtract 127 tenths from 222 tenths to get 95 tenths (9.5).

  8. 8. 18.7 − 7.3 = ____

    11.4

    Subtract 73 tenths from 187 tenths to get 114 tenths (11.4).

  9. 9. 6.2 − 3.2 = ____

    3.0

    Subtract 32 tenths from 62 tenths to get 30 tenths (3.0).

  10. 10. 21.8 − 7.0 = ____

    14.8

    Subtract 70 tenths from 218 tenths to get 148 tenths (14.8).

  11. 11. 7.6 − 6.1 = ____

    1.5

    Subtract 61 tenths from 76 tenths to get 15 tenths (1.5).

  12. 12. 18.6 − 5.4 = ____

    13.2

    Subtract 54 tenths from 186 tenths to get 132 tenths (13.2).

12 questions · Seed 104732 · Age guidance, not curriculum certification
Worksheet StudioPractice pack · Ages 10-12

Decimal subtraction

Take your time. Show your thinking.

  1. 1. 18.7 − 14.0 = ____

    18.7 · 14.0 · Decimal subtraction

  2. 2. 18.4 − 8.6 = ____

    18.4 · 8.6 · Decimal subtraction

  3. 3. 12.8 − 10.5 = ____

    12.8 · 10.5 · Decimal subtraction

  4. 4. 13.4 − 2.5 = ____

    13.4 · 2.5 · Decimal subtraction

  5. 5. 4.2 − 2.4 = ____

    4.2 · 2.4 · Decimal subtraction

  6. 6. 20.1 − 16.8 = ____

    20.1 · 16.8 · Decimal subtraction

  7. 7. 22.2 − 12.7 = ____

    22.2 · 12.7 · Decimal subtraction

  8. 8. 18.7 − 7.3 = ____

    18.7 · 7.3 · Decimal subtraction

  9. 9. 6.2 − 3.2 = ____

    6.2 · 3.2 · Decimal subtraction

  10. 10. 21.8 − 7.0 = ____

    21.8 · 7.0 · Decimal subtraction

  11. 11. 7.6 − 6.1 = ____

    7.6 · 6.1 · Decimal subtraction

  12. 12. 18.6 − 5.4 = ____

    18.6 · 5.4 · Decimal subtraction
12 questions · Seed 104732 · Age guidance, not curriculum certification
Worksheet StudioAnswer key · Ages 10-12

Decimal subtraction

Answers and reasoning. Review before teaching.

  1. 1. 18.7 − 14.0 = ____

    4.7

    Subtract 140 tenths from 187 tenths to get 47 tenths (4.7).

  2. 2. 18.4 − 8.6 = ____

    9.8

    Subtract 86 tenths from 184 tenths to get 98 tenths (9.8).

  3. 3. 12.8 − 10.5 = ____

    2.3

    Subtract 105 tenths from 128 tenths to get 23 tenths (2.3).

  4. 4. 13.4 − 2.5 = ____

    10.9

    Subtract 25 tenths from 134 tenths to get 109 tenths (10.9).

  5. 5. 4.2 − 2.4 = ____

    1.8

    Subtract 24 tenths from 42 tenths to get 18 tenths (1.8).

  6. 6. 20.1 − 16.8 = ____

    3.3

    Subtract 168 tenths from 201 tenths to get 33 tenths (3.3).

  7. 7. 22.2 − 12.7 = ____

    9.5

    Subtract 127 tenths from 222 tenths to get 95 tenths (9.5).

  8. 8. 18.7 − 7.3 = ____

    11.4

    Subtract 73 tenths from 187 tenths to get 114 tenths (11.4).

  9. 9. 6.2 − 3.2 = ____

    3.0

    Subtract 32 tenths from 62 tenths to get 30 tenths (3.0).

  10. 10. 21.8 − 7.0 = ____

    14.8

    Subtract 70 tenths from 218 tenths to get 148 tenths (14.8).

  11. 11. 7.6 − 6.1 = ____

    1.5

    Subtract 61 tenths from 76 tenths to get 15 tenths (1.5).

  12. 12. 18.6 − 5.4 = ____

    13.2

    Subtract 54 tenths from 186 tenths to get 132 tenths (13.2).

12 questions · Seed 104732 · Age guidance, not curriculum certification