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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 7-9
Missing number in subtraction
Take your time. Show your thinking.
1. Find the missing number: 46 − ____ = 11
2. Find the missing number: 39 − ____ = 29
3. Find the missing number: 47 − ____ = 36
4. Find the missing number: 35 − ____ = 8
5. Find the missing number: 24 − ____ = 14
6. Find the missing number: 26 − ____ = 6
7. Find the missing number: 57 − ____ = 27
8. Find the missing number: 71 − ____ = 36
9. Find the missing number: 24 − ____ = 16
10. Find the missing number: 24 − ____ = 9
11. Find the missing number: 18 − ____ = 5
12. Find the missing number: 41 − ____ = 27
12 questions · Seed 45 · Age guidance, not curriculum certification
View the answer key
Worksheet StudioAnswer key · Ages 7-9
Missing number in subtraction
Answers and reasoning. Review before teaching.
1. Find the missing number: 46 − ____ = 11
35Subtract 11 from 46: 46 − 11 = 35.
2. Find the missing number: 39 − ____ = 29
10Subtract 29 from 39: 39 − 29 = 10.
3. Find the missing number: 47 − ____ = 36
11Subtract 36 from 47: 47 − 36 = 11.
4. Find the missing number: 35 − ____ = 8
27Subtract 8 from 35: 35 − 8 = 27.
5. Find the missing number: 24 − ____ = 14
10Subtract 14 from 24: 24 − 14 = 10.
6. Find the missing number: 26 − ____ = 6
20Subtract 6 from 26: 26 − 6 = 20.
7. Find the missing number: 57 − ____ = 27
30Subtract 27 from 57: 57 − 27 = 30.
8. Find the missing number: 71 − ____ = 36
35Subtract 36 from 71: 71 − 36 = 35.
9. Find the missing number: 24 − ____ = 16
8Subtract 16 from 24: 24 − 16 = 8.
10. Find the missing number: 24 − ____ = 9
15Subtract 9 from 24: 24 − 9 = 15.
11. Find the missing number: 18 − ____ = 5
13Subtract 5 from 18: 18 − 5 = 13.
12. Find the missing number: 41 − ____ = 27
14Subtract 27 from 41: 41 − 27 = 14.
12 questions · Seed 45 · Age guidance, not curriculum certification
Worksheet StudioPractice pack · Ages 7-9
Missing number in subtraction
Take your time. Show your thinking.
1. Find the missing number: 46 − ____ = 11
2. Find the missing number: 39 − ____ = 29
3. Find the missing number: 47 − ____ = 36
4. Find the missing number: 35 − ____ = 8
5. Find the missing number: 24 − ____ = 14
6. Find the missing number: 26 − ____ = 6
7. Find the missing number: 57 − ____ = 27
8. Find the missing number: 71 − ____ = 36
9. Find the missing number: 24 − ____ = 16
10. Find the missing number: 24 − ____ = 9
11. Find the missing number: 18 − ____ = 5
12. Find the missing number: 41 − ____ = 27
12 questions · Seed 45 · Age guidance, not curriculum certification
Worksheet StudioAnswer key · Ages 7-9
Missing number in subtraction
Answers and reasoning. Review before teaching.
1. Find the missing number: 46 − ____ = 11
35Subtract 11 from 46: 46 − 11 = 35.
2. Find the missing number: 39 − ____ = 29
10Subtract 29 from 39: 39 − 29 = 10.
3. Find the missing number: 47 − ____ = 36
11Subtract 36 from 47: 47 − 36 = 11.
4. Find the missing number: 35 − ____ = 8
27Subtract 8 from 35: 35 − 8 = 27.
5. Find the missing number: 24 − ____ = 14
10Subtract 14 from 24: 24 − 14 = 10.
6. Find the missing number: 26 − ____ = 6
20Subtract 6 from 26: 26 − 6 = 20.
7. Find the missing number: 57 − ____ = 27
30Subtract 27 from 57: 57 − 27 = 30.
8. Find the missing number: 71 − ____ = 36
35Subtract 36 from 71: 71 − 36 = 35.
9. Find the missing number: 24 − ____ = 16
8Subtract 16 from 24: 24 − 16 = 8.
10. Find the missing number: 24 − ____ = 9
15Subtract 9 from 24: 24 − 9 = 15.
11. Find the missing number: 18 − ____ = 5
13Subtract 5 from 18: 18 − 5 = 13.
12. Find the missing number: 41 − ____ = 27
14Subtract 27 from 41: 41 − 27 = 14.
12 questions · Seed 45 · Age guidance, not curriculum certification