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Class 1 Maths Worksheet: Subtraction

Maths worksheets lesson 4: Subtraction up to 20 · Set 444 · 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.? − 3 = 17
  2. 2.6 − ? = 5
  3. 3.What is 2 less than 9?
  4. 4.7 − ? = 5
  5. 5.6 − 1 =
  6. 6.2 − 1 =
  7. 7.14 − ? = 2
  8. 8.16 − 3 =
  9. 9.Manav had 20 balls and gave 5 to a friend. How many balls does Manav have left?
  10. 10.11 − ? = 7
  11. 11.15 − 12 =
  12. 12.There are 12 birds and 6 nests. How many more birds than nests are there?
  13. 13.7 − ? = 4
  14. 14.What is 4 less than 5?
  15. 15.Rohan had 17 flowers and gave 9 to a friend. How many flowers does Rohan have left?
  16. 16.There are 12 children and 3 chairs. How many more children than chairs are there?
  17. 17.There are 4 children and 2 chairs. How many more children than chairs are there?
  18. 18.? − 6 = 11
  19. 19.11 − 8 =
  20. 20.Joseph had 12 marbles and gave 11 to a friend. How many marbles does Joseph have left?
  21. 21.What is 1 less than 11?
  22. 22.17 − 5 =
  23. 23.14 − ? = 13
  24. 24.? − 16 = 2
  25. 25.There are 9 boys and 3 kites. How many more boys than kites are there?
  26. 26.? − 1 = 10
  27. 27.What is 4 less than 16?
  28. 28.15 − 11 =
  29. 29.There are 15 cups and 6 saucers. How many more cups than saucers are there?
  30. 30.There are 10 boys and 3 kites. How many more boys than kites are there?
  31. 31.8 − ? = 3
  32. 32.There are 10 pencils and 6 erasers. How many more pencils than erasers are there?
  33. 33.Saanvi had 7 pencils and gave 6 to a friend. How many pencils does Saanvi have left?
  34. 34.Gurpreet had 13 balls and gave 7 to a friend. How many balls does Gurpreet have left?
  35. 35.There are 17 children and 8 chairs. How many more children than chairs are there?
  36. 36.14 − 8 =
  37. 37.There are 11 boys and 6 kites. How many more boys than kites are there?
  38. 38.There are 11 pencils and 10 erasers. How many more pencils than erasers are there?
  39. 39.20 − ? = 3
  40. 40.16 − 15 =

Answer key

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

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