Class 1 Maths Worksheet: Subtraction

Maths worksheets lesson 4: Subtraction up to 20 · Set 285 · 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.What is 1 less than 20?
2. 2.? − 1 = 15
3. 3.13 − 5 =
4. 4.? − 2 = 3
5. 5.What is 2 less than 17?
6. 6.? − 2 = 2
7. 7.What is 3 less than 4?
8. 8.There are 8 children and 3 chairs. How many more children than chairs are there?
9. 9.18 − 14 =
10. 10.Zoya had 15 pencils and gave 3 to a friend. How many pencils does Zoya have left?
11. 11.Rahul had 3 books and gave 2 to a friend. How many books does Rahul have left?
12. 12.4 − 1 =
13. 13.? − 3 = 9
14. 14.Meera had 16 balloons and gave 11 to a friend. How many balloons does Meera have left?
15. 15.? − 1 = 4
16. 16.Dev had 15 mangoes and gave 3 to a friend. How many mangoes does Dev have left?
17. 17.6 − 1 =
18. 18.What is 1 less than 6?
19. 19.9 − ? = 3
20. 20.? − 3 = 17
21. 21.What is 1 less than 2?
22. 22.Manav had 9 flowers and gave 1 to a friend. How many flowers does Manav have left?
23. 23.What is 2 less than 8?
24. 24.Vivaan had 7 shells and gave 6 to a friend. How many shells does Vivaan have left?
25. 25.Gurpreet had 5 balls and gave 3 to a friend. How many balls does Gurpreet have left?
26. 26.18 − 12 =
27. 27.11 − 8 =
28. 28.2 − 1 =
29. 29.20 − 6 =
30. 30.10 − 1 =
31. 31.What is 4 less than 7?
32. 32.There are 9 cups and 7 saucers. How many more cups than saucers are there?
33. 33.11 − 2 =
34. 34.What is 2 less than 5?
35. 35.What is 1 less than 10?
36. 36.7 − ? = 5
37. 37.Pooja had 9 crayons and gave 7 to a friend. How many crayons does Pooja have left?
38. 38.10 − 3 =
39. 39.18 − ? = 14
40. 40.15 − 9 =

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