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Class 1 Maths Worksheet: Subtraction

Maths worksheets lesson 4: Subtraction up to 20 · Set 543 · 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. 1.4 − 1 =
  2. 2.13 − 4 =
  3. 3.There are 5 children and 4 chairs. How many more children than chairs are there?
  4. 4.5 − 1 =
  5. 5.? − 4 = 13
  6. 6.Diya had 6 shells and gave 3 to a friend. How many shells does Diya have left?
  7. 7.12 − 1 =
  8. 8.Isha had 10 balls and gave 6 to a friend. How many balls does Isha have left?
  9. 9.? − 1 = 2
  10. 10.11 − 7 =
  11. 11.Diya had 19 crayons and gave 2 to a friend. How many crayons does Diya have left?
  12. 12.There are 13 birds and 8 nests. How many more birds than nests are there?
  13. 13.What is 10 less than 20?
  14. 14.What is 2 less than 4?
  15. 15.Aarav had 7 pencils and gave 5 to a friend. How many pencils does Aarav have left?
  16. 16.There are 14 birds and 10 nests. How many more birds than nests are there?
  17. 17.What is 1 less than 11?
  18. 18.10 − 3 =
  19. 19.11 − ? = 1
  20. 20.There are 15 cups and 4 saucers. How many more cups than saucers are there?
  21. 21.13 − 11 =
  22. 22.Lakshmi had 9 balloons and gave 6 to a friend. How many balloons does Lakshmi have left?
  23. 23.10 − ? = 3
  24. 24.16 − ? = 5
  25. 25.? − 5 = 3
  26. 26.There are 5 pencils and 2 erasers. How many more pencils than erasers are there?
  27. 27.There are 13 boys and 9 kites. How many more boys than kites are there?
  28. 28.What is 6 less than 19?
  29. 29.There are 16 children and 10 chairs. How many more children than chairs are there?
  30. 30.Riya had 17 laddoos and gave 10 to a friend. How many laddoos does Riya have left?
  31. 31.There are 10 birds and 9 nests. How many more birds than nests are there?
  32. 32.What is 1 less than 2?
  33. 33.What is 1 less than 18?
  34. 34.2 − 1 =
  35. 35.? − 11 = 1
  36. 36.What is 9 less than 11?
  37. 37.? − 7 = 1
  38. 38.13 − 8 =
  39. 39.Dev had 11 balloons and gave 7 to a friend. How many balloons does Dev have left?
  40. 40.Farhan had 20 kites and gave 11 to a friend. How many kites does Farhan have left?

Answer key

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

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