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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: 23 − ____ = 14
2. Find the missing number: 60 − ____ = 38
3. Find the missing number: 26 − ____ = 18
4. Find the missing number: 32 − ____ = 6
5. Find the missing number: 52 − ____ = 30
6. Find the missing number: 56 − ____ = 37
7. Find the missing number: 53 − ____ = 25
8. Find the missing number: 50 − ____ = 23
9. Find the missing number: 32 − ____ = 22
10. Find the missing number: 62 − ____ = 38
11. Find the missing number: 48 − ____ = 38
12. Find the missing number: 52 − ____ = 35
12 questions · Seed 61 · 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: 23 − ____ = 14
9Subtract 14 from 23: 23 − 14 = 9.
2. Find the missing number: 60 − ____ = 38
22Subtract 38 from 60: 60 − 38 = 22.
3. Find the missing number: 26 − ____ = 18
8Subtract 18 from 26: 26 − 18 = 8.
4. Find the missing number: 32 − ____ = 6
26Subtract 6 from 32: 32 − 6 = 26.
5. Find the missing number: 52 − ____ = 30
22Subtract 30 from 52: 52 − 30 = 22.
6. Find the missing number: 56 − ____ = 37
19Subtract 37 from 56: 56 − 37 = 19.
7. Find the missing number: 53 − ____ = 25
28Subtract 25 from 53: 53 − 25 = 28.
8. Find the missing number: 50 − ____ = 23
27Subtract 23 from 50: 50 − 23 = 27.
9. Find the missing number: 32 − ____ = 22
10Subtract 22 from 32: 32 − 22 = 10.
10. Find the missing number: 62 − ____ = 38
24Subtract 38 from 62: 62 − 38 = 24.
11. Find the missing number: 48 − ____ = 38
10Subtract 38 from 48: 48 − 38 = 10.
12. Find the missing number: 52 − ____ = 35
17Subtract 35 from 52: 52 − 35 = 17.
12 questions · Seed 61 · 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: 23 − ____ = 14
2. Find the missing number: 60 − ____ = 38
3. Find the missing number: 26 − ____ = 18
4. Find the missing number: 32 − ____ = 6
5. Find the missing number: 52 − ____ = 30
6. Find the missing number: 56 − ____ = 37
7. Find the missing number: 53 − ____ = 25
8. Find the missing number: 50 − ____ = 23
9. Find the missing number: 32 − ____ = 22
10. Find the missing number: 62 − ____ = 38
11. Find the missing number: 48 − ____ = 38
12. Find the missing number: 52 − ____ = 35
12 questions · Seed 61 · 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: 23 − ____ = 14
9Subtract 14 from 23: 23 − 14 = 9.
2. Find the missing number: 60 − ____ = 38
22Subtract 38 from 60: 60 − 38 = 22.
3. Find the missing number: 26 − ____ = 18
8Subtract 18 from 26: 26 − 18 = 8.
4. Find the missing number: 32 − ____ = 6
26Subtract 6 from 32: 32 − 6 = 26.
5. Find the missing number: 52 − ____ = 30
22Subtract 30 from 52: 52 − 30 = 22.
6. Find the missing number: 56 − ____ = 37
19Subtract 37 from 56: 56 − 37 = 19.
7. Find the missing number: 53 − ____ = 25
28Subtract 25 from 53: 53 − 25 = 28.
8. Find the missing number: 50 − ____ = 23
27Subtract 23 from 50: 50 − 23 = 27.
9. Find the missing number: 32 − ____ = 22
10Subtract 22 from 32: 32 − 22 = 10.
10. Find the missing number: 62 − ____ = 38
24Subtract 38 from 62: 62 − 38 = 24.
11. Find the missing number: 48 − ____ = 38
10Subtract 38 from 48: 48 − 38 = 10.
12. Find the missing number: 52 − ____ = 35
17Subtract 35 from 52: 52 − 35 = 17.
12 questions · Seed 61 · Age guidance, not curriculum certification