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Class 1 Maths Worksheet: Subtraction

Maths worksheets lesson 4: Subtraction up to 20 · Set 639 · 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. 1.10 − 1 =
  2. 2.15 − ? = 3
  3. 3.Joseph had 9 flowers and gave 1 to a friend. How many flowers does Joseph have left?
  4. 4.? − 1 = 7
  5. 5.There are 9 children and 2 chairs. How many more children than chairs are there?
  6. 6.There are 17 birds and 3 nests. How many more birds than nests are there?
  7. 7.There are 4 pencils and 2 erasers. How many more pencils than erasers are there?
  8. 8.? − 15 = 4
  9. 9.6 − ? = 2
  10. 10.Rohan had 16 books and gave 6 to a friend. How many books does Rohan have left?
  11. 11.Karan had 13 flowers and gave 12 to a friend. How many flowers does Karan have left?
  12. 12.What is 1 less than 3?
  13. 13.There are 19 boys and 8 kites. How many more boys than kites are there?
  14. 14.There are 7 children and 2 chairs. How many more children than chairs are there?
  15. 15.What is 9 less than 13?
  16. 16.? − 9 = 2
  17. 17.16 − 14 =
  18. 18.5 − 4 =
  19. 19.Priya had 3 balloons and gave 1 to a friend. How many balloons does Priya have left?
  20. 20.17 − 6 =
  21. 21.What is 1 less than 2?
  22. 22.11 − 10 =
  23. 23.9 − 2 =
  24. 24.11 − ? = 8
  25. 25.Aditya had 20 marbles and gave 4 to a friend. How many marbles does Aditya have left?
  26. 26.Meera had 4 balls and gave 1 to a friend. How many balls does Meera have left?
  27. 27.11 − 5 =
  28. 28.19 − 2 =
  29. 29.17 − 1 =
  30. 30.7 − 3 =
  31. 31.19 − 13 =
  32. 32.What is 7 less than 11?
  33. 33.What is 2 less than 15?
  34. 34.10 − 3 =
  35. 35.4 − 1 =
  36. 36.17 − 10 =
  37. 37.What is 3 less than 13?
  38. 38.6 − 3 =
  39. 39.Isha had 3 balls and gave 1 to a friend. How many balls does Isha have left?
  40. 40.16 − ? = 8

Answer key

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

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