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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: 48 − ____ = 32
2. Find the missing number: 40 − ____ = 10
3. Find the missing number: 37 − ____ = 26
4. Find the missing number: 58 − ____ = 36
5. Find the missing number: 50 − ____ = 29
6. Find the missing number: 54 − ____ = 22
7. Find the missing number: 45 − ____ = 18
8. Find the missing number: 33 − ____ = 13
9. Find the missing number: 41 − ____ = 16
10. Find the missing number: 60 − ____ = 34
11. Find the missing number: 57 − ____ = 23
12. Find the missing number: 27 − ____ = 16
12 questions · Seed 81 · 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: 48 − ____ = 32
16Subtract 32 from 48: 48 − 32 = 16.
2. Find the missing number: 40 − ____ = 10
30Subtract 10 from 40: 40 − 10 = 30.
3. Find the missing number: 37 − ____ = 26
11Subtract 26 from 37: 37 − 26 = 11.
4. Find the missing number: 58 − ____ = 36
22Subtract 36 from 58: 58 − 36 = 22.
5. Find the missing number: 50 − ____ = 29
21Subtract 29 from 50: 50 − 29 = 21.
6. Find the missing number: 54 − ____ = 22
32Subtract 22 from 54: 54 − 22 = 32.
7. Find the missing number: 45 − ____ = 18
27Subtract 18 from 45: 45 − 18 = 27.
8. Find the missing number: 33 − ____ = 13
20Subtract 13 from 33: 33 − 13 = 20.
9. Find the missing number: 41 − ____ = 16
25Subtract 16 from 41: 41 − 16 = 25.
10. Find the missing number: 60 − ____ = 34
26Subtract 34 from 60: 60 − 34 = 26.
11. Find the missing number: 57 − ____ = 23
34Subtract 23 from 57: 57 − 23 = 34.
12. Find the missing number: 27 − ____ = 16
11Subtract 16 from 27: 27 − 16 = 11.
12 questions · Seed 81 · 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: 48 − ____ = 32
2. Find the missing number: 40 − ____ = 10
3. Find the missing number: 37 − ____ = 26
4. Find the missing number: 58 − ____ = 36
5. Find the missing number: 50 − ____ = 29
6. Find the missing number: 54 − ____ = 22
7. Find the missing number: 45 − ____ = 18
8. Find the missing number: 33 − ____ = 13
9. Find the missing number: 41 − ____ = 16
10. Find the missing number: 60 − ____ = 34
11. Find the missing number: 57 − ____ = 23
12. Find the missing number: 27 − ____ = 16
12 questions · Seed 81 · 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: 48 − ____ = 32
16Subtract 32 from 48: 48 − 32 = 16.
2. Find the missing number: 40 − ____ = 10
30Subtract 10 from 40: 40 − 10 = 30.
3. Find the missing number: 37 − ____ = 26
11Subtract 26 from 37: 37 − 26 = 11.
4. Find the missing number: 58 − ____ = 36
22Subtract 36 from 58: 58 − 36 = 22.
5. Find the missing number: 50 − ____ = 29
21Subtract 29 from 50: 50 − 29 = 21.
6. Find the missing number: 54 − ____ = 22
32Subtract 22 from 54: 54 − 22 = 32.
7. Find the missing number: 45 − ____ = 18
27Subtract 18 from 45: 45 − 18 = 27.
8. Find the missing number: 33 − ____ = 13
20Subtract 13 from 33: 33 − 13 = 20.
9. Find the missing number: 41 − ____ = 16
25Subtract 16 from 41: 41 − 16 = 25.
10. Find the missing number: 60 − ____ = 34
26Subtract 34 from 60: 60 − 34 = 26.
11. Find the missing number: 57 − ____ = 23
34Subtract 23 from 57: 57 − 23 = 34.
12. Find the missing number: 27 − ____ = 16
11Subtract 16 from 27: 27 − 16 = 11.
12 questions · Seed 81 · Age guidance, not curriculum certification