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Class 1 Maths Worksheet: Subtraction

Maths worksheets lesson 4: Subtraction up to 20 · Set 430 · 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. 1.20 − ? = 17
  2. 2.20 − ? = 1
  3. 3.2 − 1 =
  4. 4.Diya had 7 crayons and gave 4 to a friend. How many crayons does Diya have left?
  5. 5.Aarav had 20 crayons and gave 1 to a friend. How many crayons does Aarav have left?
  6. 6.Ananya had 16 shells and gave 14 to a friend. How many shells does Ananya have left?
  7. 7.15 − 1 =
  8. 8.8 − 6 =
  9. 9.What is 15 less than 19?
  10. 10.? − 3 = 2
  11. 11.13 − 12 =
  12. 12.8 − ? = 7
  13. 13.There are 19 birds and 17 nests. How many more birds than nests are there?
  14. 14.What is 3 less than 11?
  15. 15.4 − 1 =
  16. 16.8 − ? = 1
  17. 17.What is 4 less than 7?
  18. 18.Ishaan had 20 kites and gave 7 to a friend. How many kites does Ishaan have left?
  19. 19.What is 9 less than 15?
  20. 20.Vivaan had 5 pencils and gave 4 to a friend. How many pencils does Vivaan have left?
  21. 21.What is 8 less than 13?
  22. 22.Rahul had 8 shells and gave 3 to a friend. How many shells does Rahul have left?
  23. 23.There are 3 boys and 2 kites. How many more boys than kites are there?
  24. 24.12 − 2 =
  25. 25.There are 9 birds and 2 nests. How many more birds than nests are there?
  26. 26.Aarav had 19 crayons and gave 8 to a friend. How many crayons does Aarav have left?
  27. 27.Kabir had 20 marbles and gave 13 to a friend. How many marbles does Kabir have left?
  28. 28.There are 5 birds and 3 nests. How many more birds than nests are there?
  29. 29.What is 5 less than 15?
  30. 30.? − 13 = 3
  31. 31.? − 2 = 3
  32. 32.Zoya had 17 balloons and gave 10 to a friend. How many balloons does Zoya have left?
  33. 33.There are 4 children and 3 chairs. How many more children than chairs are there?
  34. 34.What is 3 less than 16?
  35. 35.18 − ? = 6
  36. 36.There are 11 pencils and 3 erasers. How many more pencils than erasers are there?
  37. 37.There are 8 cups and 2 saucers. How many more cups than saucers are there?
  38. 38.There are 6 cups and 2 saucers. How many more cups than saucers are there?
  39. 39.13 − 2 =
  40. 40.20 − 15 =

Answer key

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

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