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Missing number in subtraction
Find the unknown number subtracted from a starting total to leave a given remainder. Review suitability for your learners before teaching.
Worksheet StudioPractice pack · Ages 10-12
Missing number in subtraction
Take your time. Show your thinking.
1. Find the missing number: 38 − ____ = 33
2. Find the missing number: 49 − ____ = 15
3. Find the missing number: 61 − ____ = 36
4. Find the missing number: 52 − ____ = 37
5. Find the missing number: 22 − ____ = 11
6. Find the missing number: 44 − ____ = 17
7. Find the missing number: 24 − ____ = 15
8. Find the missing number: 51 − ____ = 20
9. Find the missing number: 11 − ____ = 8
10. Find the missing number: 58 − ____ = 32
11. Find the missing number: 58 − ____ = 38
12. Find the missing number: 12 − ____ = 4
12 questions · Seed 104754 · Age guidance, not curriculum certification
View the answer key
Worksheet StudioAnswer key · Ages 10-12
Missing number in subtraction
Answers and reasoning. Review before teaching.
1. Find the missing number: 38 − ____ = 33
5Subtract 33 from 38: 38 − 33 = 5.
2. Find the missing number: 49 − ____ = 15
34Subtract 15 from 49: 49 − 15 = 34.
3. Find the missing number: 61 − ____ = 36
25Subtract 36 from 61: 61 − 36 = 25.
4. Find the missing number: 52 − ____ = 37
15Subtract 37 from 52: 52 − 37 = 15.
5. Find the missing number: 22 − ____ = 11
11Subtract 11 from 22: 22 − 11 = 11.
6. Find the missing number: 44 − ____ = 17
27Subtract 17 from 44: 44 − 17 = 27.
7. Find the missing number: 24 − ____ = 15
9Subtract 15 from 24: 24 − 15 = 9.
8. Find the missing number: 51 − ____ = 20
31Subtract 20 from 51: 51 − 20 = 31.
9. Find the missing number: 11 − ____ = 8
3Subtract 8 from 11: 11 − 8 = 3.
10. Find the missing number: 58 − ____ = 32
26Subtract 32 from 58: 58 − 32 = 26.
11. Find the missing number: 58 − ____ = 38
20Subtract 38 from 58: 58 − 38 = 20.
12. Find the missing number: 12 − ____ = 4
8Subtract 4 from 12: 12 − 4 = 8.
12 questions · Seed 104754 · Age guidance, not curriculum certification
Worksheet StudioPractice pack · Ages 10-12
Missing number in subtraction
Take your time. Show your thinking.
1. Find the missing number: 38 − ____ = 33
2. Find the missing number: 49 − ____ = 15
3. Find the missing number: 61 − ____ = 36
4. Find the missing number: 52 − ____ = 37
5. Find the missing number: 22 − ____ = 11
6. Find the missing number: 44 − ____ = 17
7. Find the missing number: 24 − ____ = 15
8. Find the missing number: 51 − ____ = 20
9. Find the missing number: 11 − ____ = 8
10. Find the missing number: 58 − ____ = 32
11. Find the missing number: 58 − ____ = 38
12. Find the missing number: 12 − ____ = 4
12 questions · Seed 104754 · Age guidance, not curriculum certification
Worksheet StudioAnswer key · Ages 10-12
Missing number in subtraction
Answers and reasoning. Review before teaching.
1. Find the missing number: 38 − ____ = 33
5Subtract 33 from 38: 38 − 33 = 5.
2. Find the missing number: 49 − ____ = 15
34Subtract 15 from 49: 49 − 15 = 34.
3. Find the missing number: 61 − ____ = 36
25Subtract 36 from 61: 61 − 36 = 25.
4. Find the missing number: 52 − ____ = 37
15Subtract 37 from 52: 52 − 37 = 15.
5. Find the missing number: 22 − ____ = 11
11Subtract 11 from 22: 22 − 11 = 11.
6. Find the missing number: 44 − ____ = 17
27Subtract 17 from 44: 44 − 17 = 27.
7. Find the missing number: 24 − ____ = 15
9Subtract 15 from 24: 24 − 15 = 9.
8. Find the missing number: 51 − ____ = 20
31Subtract 20 from 51: 51 − 20 = 31.
9. Find the missing number: 11 − ____ = 8
3Subtract 8 from 11: 11 − 8 = 3.
10. Find the missing number: 58 − ____ = 32
26Subtract 32 from 58: 58 − 32 = 26.
11. Find the missing number: 58 − ____ = 38
20Subtract 38 from 58: 58 − 38 = 20.
12. Find the missing number: 12 − ____ = 4
8Subtract 4 from 12: 12 − 4 = 8.
12 questions · Seed 104754 · Age guidance, not curriculum certification