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Class 1 Maths Worksheet: Subtraction

Maths worksheets lesson 4: Subtraction up to 20 · Set 570 · 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. 1.15 − ? = 1
  2. 2.? − 11 = 7
  3. 3.11 − 10 =
  4. 4.18 − 2 =
  5. 5.What is 5 less than 20?
  6. 6.5 − 3 =
  7. 7.Dev had 20 balls and gave 14 to a friend. How many balls does Dev have left?
  8. 8.19 − ? = 1
  9. 9.10 − 9 =
  10. 10.What is 1 less than 6?
  11. 11.12 − 7 =
  12. 12.What is 1 less than 11?
  13. 13.There are 3 children and 2 chairs. How many more children than chairs are there?
  14. 14.Riya had 6 books and gave 2 to a friend. How many books does Riya have left?
  15. 15.17 − 3 =
  16. 16.What is 3 less than 5?
  17. 17.There are 4 children and 3 chairs. How many more children than chairs are there?
  18. 18.5 − 1 =
  19. 19.What is 3 less than 7?
  20. 20.Kabir had 17 laddoos and gave 1 to a friend. How many laddoos does Kabir have left?
  21. 21.Sneha had 3 flowers and gave 2 to a friend. How many flowers does Sneha have left?
  22. 22.Karan had 3 flowers and gave 1 to a friend. How many flowers does Karan have left?
  23. 23.? − 4 = 13
  24. 24.Farhan had 5 balls and gave 2 to a friend. How many balls does Farhan have left?
  25. 25.What is 3 less than 8?
  26. 26.19 − 17 =
  27. 27.Sneha had 4 kites and gave 2 to a friend. How many kites does Sneha have left?
  28. 28.6 − 1 =
  29. 29.What is 1 less than 5?
  30. 30.3 − 1 =
  31. 31.20 − 16 =
  32. 32.Diya had 7 crayons and gave 4 to a friend. How many crayons does Diya have left?
  33. 33.16 − ? = 3
  34. 34.There are 18 bottles and 5 lids. How many more bottles than lids are there?
  35. 35.Aarav had 6 mangoes and gave 5 to a friend. How many mangoes does Aarav have left?
  36. 36.4 − 2 =
  37. 37.There are 10 children and 3 chairs. How many more children than chairs are there?
  38. 38.? − 7 = 4
  39. 39.Manav had 6 books and gave 1 to a friend. How many books does Manav have left?
  40. 40.There are 14 children and 6 chairs. How many more children than chairs are there?

Answer key

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

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