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Class 1 Maths Worksheet: Subtraction

Maths worksheets lesson 4: Subtraction up to 20 · Set 171 · 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 1 less than 6?
  2. 2.? − 2 = 1
  3. 3.What is 8 less than 11?
  4. 4.18 − 1 =
  5. 5.8 − 4 =
  6. 6.10 − 4 =
  7. 7.Rohan had 7 mangoes and gave 6 to a friend. How many mangoes does Rohan have left?
  8. 8.15 − ? = 7
  9. 9.What is 6 less than 8?
  10. 10.14 − 2 =
  11. 11.What is 3 less than 18?
  12. 12.There are 7 birds and 5 nests. How many more birds than nests are there?
  13. 13.What is 5 less than 8?
  14. 14.6 − ? = 2
  15. 15.? − 2 = 2
  16. 16.20 − ? = 19
  17. 17.18 − 4 =
  18. 18.13 − 1 =
  19. 19.3 − ? = 2
  20. 20.Rahul had 19 shells and gave 14 to a friend. How many shells does Rahul have left?
  21. 21.? − 2 = 9
  22. 22.2 − 1 =
  23. 23.There are 11 children and 4 chairs. How many more children than chairs are there?
  24. 24.What is 1 less than 2?
  25. 25.What is 3 less than 12?
  26. 26.What is 13 less than 19?
  27. 27.5 − 2 =
  28. 28.11 − ? = 4
  29. 29.What is 1 less than 8?
  30. 30.3 − ? = 1
  31. 31.8 − 1 =
  32. 32.? − 1 = 10
  33. 33.5 − 4 =
  34. 34.There are 8 pencils and 7 erasers. How many more pencils than erasers are there?
  35. 35.What is 3 less than 11?
  36. 36.Zoya had 11 laddoos and gave 5 to a friend. How many laddoos does Zoya have left?
  37. 37.There are 8 cups and 4 saucers. How many more cups than saucers are there?
  38. 38.? − 8 = 7
  39. 39.Riya had 12 books and gave 3 to a friend. How many books does Riya have left?
  40. 40.16 − 11 =

Answer key

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

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