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Class 1 Maths Worksheet: Subtraction

Maths worksheets lesson 4: Subtraction up to 20 · Set 504 · 40 sums
TalentJR

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.What is 10 less than 15?
  2. 2.18 − 14 =
  3. 3.What is 2 less than 3?
  4. 4.17 − 13 =
  5. 5.Kabir had 16 flowers and gave 5 to a friend. How many flowers does Kabir have left?
  6. 6.What is 1 less than 5?
  7. 7.3 − ? = 2
  8. 8.What is 13 less than 20?
  9. 9.Saanvi had 3 balloons and gave 1 to a friend. How many balloons does Saanvi have left?
  10. 10.3 − 1 =
  11. 11.15 − 7 =
  12. 12.11 − 9 =
  13. 13.11 − 3 =
  14. 14.What is 4 less than 5?
  15. 15.? − 5 = 4
  16. 16.There are 11 pencils and 9 erasers. How many more pencils than erasers are there?
  17. 17.What is 2 less than 17?
  18. 18.There are 14 birds and 9 nests. How many more birds than nests are there?
  19. 19.There are 7 children and 5 chairs. How many more children than chairs are there?
  20. 20.Karan had 7 laddoos and gave 2 to a friend. How many laddoos does Karan have left?
  21. 21.There are 9 children and 8 chairs. How many more children than chairs are there?
  22. 22.What is 7 less than 14?
  23. 23.Isha had 20 balloons and gave 3 to a friend. How many balloons does Isha have left?
  24. 24.? − 4 = 1
  25. 25.5 − 1 =
  26. 26.What is 3 less than 6?
  27. 27.What is 4 less than 9?
  28. 28.17 − 6 =
  29. 29.What is 3 less than 11?
  30. 30.16 − 3 =
  31. 31.2 − 1 =
  32. 32.Farhan had 3 flowers and gave 2 to a friend. How many flowers does Farhan have left?
  33. 33.? − 10 = 5
  34. 34.What is 14 less than 18?
  35. 35.10 − ? = 9
  36. 36.What is 1 less than 4?
  37. 37.3 − ? = 1
  38. 38.13 − ? = 1
  39. 39.There are 6 birds and 2 nests. How many more birds than nests are there?
  40. 40.What is 3 less than 7?

Answer key

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

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