Class 1 Maths Worksheet: Subtraction

Maths worksheets lesson 4: Subtraction up to 20 · Set 159 · 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. 1.5 − 3 =
2. 2.20 − 15 =
3. 3.13 − 6 =
4. 4.15 − 4 =
5. 5.What is 1 less than 18?
6. 6.There are 6 pencils and 3 erasers. How many more pencils than erasers are there?
7. 7.7 − 1 =
8. 8.6 − 2 =
9. 9.There are 12 cups and 2 saucers. How many more cups than saucers are there?
10. 10.10 − ? = 9
11. 11.Dev had 15 laddoos and gave 11 to a friend. How many laddoos does Dev have left?
12. 12.3 − ? = 1
13. 13.5 − 2 =
14. 14.5 − ? = 4
15. 15.8 − 6 =
16. 16.Zoya had 9 balloons and gave 6 to a friend. How many balloons does Zoya have left?
17. 17.Diya had 14 crayons and gave 11 to a friend. How many crayons does Diya have left?
18. 18.19 − 18 =
19. 19.16 − 10 =
20. 20.? − 1 = 7
21. 21.19 − 16 =
22. 22.There are 12 pencils and 10 erasers. How many more pencils than erasers are there?
23. 23.14 − 10 =
24. 24.What is 14 less than 18?
25. 25.What is 1 less than 2?
26. 26.There are 6 children and 2 chairs. How many more children than chairs are there?
27. 27.Saanvi had 9 marbles and gave 5 to a friend. How many marbles does Saanvi have left?
28. 28.What is 6 less than 8?
29. 29.Nisha had 9 kites and gave 7 to a friend. How many kites does Nisha have left?
30. 30.17 − 12 =
31. 31.12 − 1 =
32. 32.13 − 12 =
33. 33.5 − 1 =
34. 34.There are 11 cups and 7 saucers. How many more cups than saucers are there?
35. 35.What is 3 less than 4?
36. 36.4 − 2 =
37. 37.11 − 6 =
38. 38.Sneha had 8 books and gave 4 to a friend. How many books does Sneha have left?
39. 39.3 − 1 =
40. 40.What is 10 less than 17?

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