Class 1 Maths Worksheet: Subtraction

Maths worksheets lesson 4: Subtraction up to 20 · Set 448 · 40 sums

The method (Count back): Start at the bigger number. Count back the number you take away. How many more or how many left = bigger number − smaller number. Check by adding back: answer + number taken away = the first number.

1. 1.7 − 2 =
2. 2.? − 9 = 1
3. 3.2 − 1 =
4. 4.6 − 1 =
5. 5.3 − 1 =
6. 6.7 − ? = 6
7. 7.What is 1 less than 9?
8. 8.? − 13 = 4
9. 9.7 − 4 =
10. 10.What is 1 less than 2?
11. 11.There are 15 children and 7 chairs. How many more children than chairs are there?
12. 12.What is 9 less than 10?
13. 13.What is 1 less than 7?
14. 14.There are 5 boys and 2 kites. How many more boys than kites are there?
15. 15.16 − 1 =
16. 16.There are 15 bottles and 8 lids. How many more bottles than lids are there?
17. 17.14 − ? = 1
18. 18.Ishaan had 9 flowers and gave 5 to a friend. How many flowers does Ishaan have left?
19. 19.There are 13 bottles and 2 lids. How many more bottles than lids are there?
20. 20.20 − 15 =
21. 21.What is 1 less than 11?
22. 22.There are 12 pencils and 11 erasers. How many more pencils than erasers are there?
23. 23.11 − 5 =
24. 24.What is 8 less than 19?
25. 25.14 − 6 =
26. 26.What is 4 less than 15?
27. 27.13 − ? = 11
28. 28.6 − 4 =
29. 29.There are 18 cups and 14 saucers. How many more cups than saucers are there?
30. 30.5 − ? = 2
31. 31.? − 1 = 5
32. 32.7 − 1 =
33. 33.11 − ? = 9
34. 34.Saanvi had 5 marbles and gave 2 to a friend. How many marbles does Saanvi have left?
35. 35.19 − 17 =
36. 36.Karan had 10 books and gave 5 to a friend. How many books does Karan have left?
37. 37.11 − 8 =
38. 38.11 − ? = 7
39. 39.19 − ? = 1
40. 40.? − 2 = 2

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