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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. 15.0 − 14.0 = ____

    15.0 · 14.0 · Decimal subtraction

  2. 2. 9.7 − 3.4 = ____

    9.7 · 3.4 · Decimal subtraction

  3. 3. 9.3 − 3.2 = ____

    9.3 · 3.2 · Decimal subtraction

  4. 4. 16.1 − 5.7 = ____

    16.1 · 5.7 · Decimal subtraction

  5. 5. 6.4 − 5.3 = ____

    6.4 · 5.3 · Decimal subtraction

  6. 6. 21.8 − 6.6 = ____

    21.8 · 6.6 · Decimal subtraction

  7. 7. 14.5 − 13.1 = ____

    14.5 · 13.1 · Decimal subtraction

  8. 8. 14.9 − 9.2 = ____

    14.9 · 9.2 · Decimal subtraction

  9. 9. 12.7 − 2.2 = ____

    12.7 · 2.2 · Decimal subtraction

  10. 10. 17.9 − 4.1 = ____

    17.9 · 4.1 · Decimal subtraction

  11. 11. 7.0 − 4.8 = ____

    7.0 · 4.8 · Decimal subtraction

  12. 12. 23.0 − 21.1 = ____

    23.0 · 21.1 · Decimal subtraction
12 questions · Seed 54 · 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. 15.0 − 14.0 = ____

    1.0

    Subtract 140 tenths from 150 tenths to get 10 tenths (1.0).

  2. 2. 9.7 − 3.4 = ____

    6.3

    Subtract 34 tenths from 97 tenths to get 63 tenths (6.3).

  3. 3. 9.3 − 3.2 = ____

    6.1

    Subtract 32 tenths from 93 tenths to get 61 tenths (6.1).

  4. 4. 16.1 − 5.7 = ____

    10.4

    Subtract 57 tenths from 161 tenths to get 104 tenths (10.4).

  5. 5. 6.4 − 5.3 = ____

    1.1

    Subtract 53 tenths from 64 tenths to get 11 tenths (1.1).

  6. 6. 21.8 − 6.6 = ____

    15.2

    Subtract 66 tenths from 218 tenths to get 152 tenths (15.2).

  7. 7. 14.5 − 13.1 = ____

    1.4

    Subtract 131 tenths from 145 tenths to get 14 tenths (1.4).

  8. 8. 14.9 − 9.2 = ____

    5.7

    Subtract 92 tenths from 149 tenths to get 57 tenths (5.7).

  9. 9. 12.7 − 2.2 = ____

    10.5

    Subtract 22 tenths from 127 tenths to get 105 tenths (10.5).

  10. 10. 17.9 − 4.1 = ____

    13.8

    Subtract 41 tenths from 179 tenths to get 138 tenths (13.8).

  11. 11. 7.0 − 4.8 = ____

    2.2

    Subtract 48 tenths from 70 tenths to get 22 tenths (2.2).

  12. 12. 23.0 − 21.1 = ____

    1.9

    Subtract 211 tenths from 230 tenths to get 19 tenths (1.9).

12 questions · Seed 54 · Age guidance, not curriculum certification
Worksheet StudioPractice pack · Ages 10-12

Decimal subtraction

Take your time. Show your thinking.

  1. 1. 15.0 − 14.0 = ____

    15.0 · 14.0 · Decimal subtraction

  2. 2. 9.7 − 3.4 = ____

    9.7 · 3.4 · Decimal subtraction

  3. 3. 9.3 − 3.2 = ____

    9.3 · 3.2 · Decimal subtraction

  4. 4. 16.1 − 5.7 = ____

    16.1 · 5.7 · Decimal subtraction

  5. 5. 6.4 − 5.3 = ____

    6.4 · 5.3 · Decimal subtraction

  6. 6. 21.8 − 6.6 = ____

    21.8 · 6.6 · Decimal subtraction

  7. 7. 14.5 − 13.1 = ____

    14.5 · 13.1 · Decimal subtraction

  8. 8. 14.9 − 9.2 = ____

    14.9 · 9.2 · Decimal subtraction

  9. 9. 12.7 − 2.2 = ____

    12.7 · 2.2 · Decimal subtraction

  10. 10. 17.9 − 4.1 = ____

    17.9 · 4.1 · Decimal subtraction

  11. 11. 7.0 − 4.8 = ____

    7.0 · 4.8 · Decimal subtraction

  12. 12. 23.0 − 21.1 = ____

    23.0 · 21.1 · Decimal subtraction
12 questions · Seed 54 · Age guidance, not curriculum certification
Worksheet StudioAnswer key · Ages 10-12

Decimal subtraction

Answers and reasoning. Review before teaching.

  1. 1. 15.0 − 14.0 = ____

    1.0

    Subtract 140 tenths from 150 tenths to get 10 tenths (1.0).

  2. 2. 9.7 − 3.4 = ____

    6.3

    Subtract 34 tenths from 97 tenths to get 63 tenths (6.3).

  3. 3. 9.3 − 3.2 = ____

    6.1

    Subtract 32 tenths from 93 tenths to get 61 tenths (6.1).

  4. 4. 16.1 − 5.7 = ____

    10.4

    Subtract 57 tenths from 161 tenths to get 104 tenths (10.4).

  5. 5. 6.4 − 5.3 = ____

    1.1

    Subtract 53 tenths from 64 tenths to get 11 tenths (1.1).

  6. 6. 21.8 − 6.6 = ____

    15.2

    Subtract 66 tenths from 218 tenths to get 152 tenths (15.2).

  7. 7. 14.5 − 13.1 = ____

    1.4

    Subtract 131 tenths from 145 tenths to get 14 tenths (1.4).

  8. 8. 14.9 − 9.2 = ____

    5.7

    Subtract 92 tenths from 149 tenths to get 57 tenths (5.7).

  9. 9. 12.7 − 2.2 = ____

    10.5

    Subtract 22 tenths from 127 tenths to get 105 tenths (10.5).

  10. 10. 17.9 − 4.1 = ____

    13.8

    Subtract 41 tenths from 179 tenths to get 138 tenths (13.8).

  11. 11. 7.0 − 4.8 = ____

    2.2

    Subtract 48 tenths from 70 tenths to get 22 tenths (2.2).

  12. 12. 23.0 − 21.1 = ____

    1.9

    Subtract 211 tenths from 230 tenths to get 19 tenths (1.9).

12 questions · Seed 54 · Age guidance, not curriculum certification