Back to worksheetsMathsAges 7-9
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: 22 − ____ = 17
2. Find the missing number: 26 − ____ = 10
3. Find the missing number: 47 − ____ = 34
4. Find the missing number: 48 − ____ = 21
5. Find the missing number: 29 − ____ = 16
6. Find the missing number: 65 − ____ = 37
7. Find the missing number: 36 − ____ = 25
8. Find the missing number: 40 − ____ = 29
9. Find the missing number: 52 − ____ = 24
10. Find the missing number: 33 − ____ = 8
11. Find the missing number: 41 − ____ = 26
12. Find the missing number: 28 − ____ = 22
12 questions · Seed 55 · 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: 22 − ____ = 17
5Subtract 17 from 22: 22 − 17 = 5.
2. Find the missing number: 26 − ____ = 10
16Subtract 10 from 26: 26 − 10 = 16.
3. Find the missing number: 47 − ____ = 34
13Subtract 34 from 47: 47 − 34 = 13.
4. Find the missing number: 48 − ____ = 21
27Subtract 21 from 48: 48 − 21 = 27.
5. Find the missing number: 29 − ____ = 16
13Subtract 16 from 29: 29 − 16 = 13.
6. Find the missing number: 65 − ____ = 37
28Subtract 37 from 65: 65 − 37 = 28.
7. Find the missing number: 36 − ____ = 25
11Subtract 25 from 36: 36 − 25 = 11.
8. Find the missing number: 40 − ____ = 29
11Subtract 29 from 40: 40 − 29 = 11.
9. Find the missing number: 52 − ____ = 24
28Subtract 24 from 52: 52 − 24 = 28.
10. Find the missing number: 33 − ____ = 8
25Subtract 8 from 33: 33 − 8 = 25.
11. Find the missing number: 41 − ____ = 26
15Subtract 26 from 41: 41 − 26 = 15.
12. Find the missing number: 28 − ____ = 22
6Subtract 22 from 28: 28 − 22 = 6.
12 questions · Seed 55 · 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: 22 − ____ = 17
2. Find the missing number: 26 − ____ = 10
3. Find the missing number: 47 − ____ = 34
4. Find the missing number: 48 − ____ = 21
5. Find the missing number: 29 − ____ = 16
6. Find the missing number: 65 − ____ = 37
7. Find the missing number: 36 − ____ = 25
8. Find the missing number: 40 − ____ = 29
9. Find the missing number: 52 − ____ = 24
10. Find the missing number: 33 − ____ = 8
11. Find the missing number: 41 − ____ = 26
12. Find the missing number: 28 − ____ = 22
12 questions · Seed 55 · 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: 22 − ____ = 17
5Subtract 17 from 22: 22 − 17 = 5.
2. Find the missing number: 26 − ____ = 10
16Subtract 10 from 26: 26 − 10 = 16.
3. Find the missing number: 47 − ____ = 34
13Subtract 34 from 47: 47 − 34 = 13.
4. Find the missing number: 48 − ____ = 21
27Subtract 21 from 48: 48 − 21 = 27.
5. Find the missing number: 29 − ____ = 16
13Subtract 16 from 29: 29 − 16 = 13.
6. Find the missing number: 65 − ____ = 37
28Subtract 37 from 65: 65 − 37 = 28.
7. Find the missing number: 36 − ____ = 25
11Subtract 25 from 36: 36 − 25 = 11.
8. Find the missing number: 40 − ____ = 29
11Subtract 29 from 40: 40 − 29 = 11.
9. Find the missing number: 52 − ____ = 24
28Subtract 24 from 52: 52 − 24 = 28.
10. Find the missing number: 33 − ____ = 8
25Subtract 8 from 33: 33 − 8 = 25.
11. Find the missing number: 41 − ____ = 26
15Subtract 26 from 41: 41 − 26 = 15.
12. Find the missing number: 28 − ____ = 22
6Subtract 22 from 28: 28 − 22 = 6.
12 questions · Seed 55 · Age guidance, not curriculum certification