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Class 1 Maths Worksheet: Subtraction

Maths worksheets lesson 4: Subtraction up to 20 · Set 332 · 40 sums
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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.

NameDateTime takenScore ___ / 40
  1. 1.10 − 4 =
  2. 2.What is 9 less than 10?
  3. 3.Rahul had 5 pencils and gave 3 to a friend. How many pencils does Rahul have left?
  4. 4.16 − 11 =
  5. 5.Meera had 10 mangoes and gave 6 to a friend. How many mangoes does Meera have left?
  6. 6.There are 4 birds and 2 nests. How many more birds than nests are there?
  7. 7.What is 10 less than 16?
  8. 8.17 − 10 =
  9. 9.? − 7 = 11
  10. 10.? − 2 = 16
  11. 11.9 − 2 =
  12. 12.There are 15 birds and 11 nests. How many more birds than nests are there?
  13. 13.There are 5 birds and 2 nests. How many more birds than nests are there?
  14. 14.Meera had 3 books and gave 2 to a friend. How many books does Meera have left?
  15. 15.Tara had 3 mangoes and gave 2 to a friend. How many mangoes does Tara have left?
  16. 16.? − 7 = 4
  17. 17.Farhan had 13 marbles and gave 5 to a friend. How many marbles does Farhan have left?
  18. 18.15 − 7 =
  19. 19.Isha had 15 shells and gave 5 to a friend. How many shells does Isha have left?
  20. 20.There are 13 children and 6 chairs. How many more children than chairs are there?
  21. 21.? − 3 = 4
  22. 22.11 − 7 =
  23. 23.What is 7 less than 19?
  24. 24.4 − 1 =
  25. 25.There are 15 birds and 13 nests. How many more birds than nests are there?
  26. 26.Dev had 3 mangoes and gave 2 to a friend. How many mangoes does Dev have left?
  27. 27.What is 3 less than 5?
  28. 28.12 − 8 =
  29. 29.9 − 1 =
  30. 30.6 − ? = 1
  31. 31.What is 13 less than 18?
  32. 32.What is 4 less than 17?
  33. 33.Rahul had 16 pencils and gave 12 to a friend. How many pencils does Rahul have left?
  34. 34.What is 4 less than 20?
  35. 35.Aarav had 7 flowers and gave 2 to a friend. How many flowers does Aarav have left?
  36. 36.Arjun had 7 mangoes and gave 6 to a friend. How many mangoes does Arjun have left?
  37. 37.2 − 1 =
  38. 38.14 − ? = 12
  39. 39.? − 4 = 13
  40. 40.Karan had 20 mangoes and gave 18 to a friend. How many mangoes does Karan have left?

Answer key

  1. 6
  2. 1
  3. 2
  4. 5
  5. 4
  6. 2
  7. 6
  8. 7
  9. 18
  10. 18
  11. 7
  12. 4
  13. 3
  14. 1
  15. 1
  16. 11
  17. 8
  18. 8
  19. 10
  20. 7
  21. 7
  22. 4
  23. 12
  24. 3
  25. 2
  26. 1
  27. 2
  28. 4
  29. 8
  30. 5
  31. 5
  32. 13
  33. 4
  34. 16
  35. 5
  36. 1
  37. 1
  38. 2
  39. 17
  40. 2

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