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Class 1 Maths Worksheet: Subtraction

Maths worksheets lesson 4: Subtraction up to 20 · Set 220 · 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.Vivaan had 12 flowers and gave 4 to a friend. How many flowers does Vivaan have left?
  2. 2.19 − 1 =
  3. 3.There are 14 boys and 12 kites. How many more boys than kites are there?
  4. 4.11 − ? = 10
  5. 5.12 − ? = 6
  6. 6.2 − 1 =
  7. 7.13 − ? = 9
  8. 8.There are 19 pencils and 17 erasers. How many more pencils than erasers are there?
  9. 9.4 − 1 =
  10. 10.What is 2 less than 8?
  11. 11.? − 15 = 4
  12. 12.? − 2 = 4
  13. 13.What is 1 less than 2?
  14. 14.There are 16 pencils and 14 erasers. How many more pencils than erasers are there?
  15. 15.Karan had 15 pencils and gave 9 to a friend. How many pencils does Karan have left?
  16. 16.? − 1 = 2
  17. 17.There are 5 children and 2 chairs. How many more children than chairs are there?
  18. 18.Aarav had 9 books and gave 6 to a friend. How many books does Aarav have left?
  19. 19.There are 12 bottles and 11 lids. How many more bottles than lids are there?
  20. 20.Aditya had 11 balloons and gave 2 to a friend. How many balloons does Aditya have left?
  21. 21.Rahul had 10 marbles and gave 9 to a friend. How many marbles does Rahul have left?
  22. 22.There are 13 boys and 10 kites. How many more boys than kites are there?
  23. 23.10 − 5 =
  24. 24.3 − 2 =
  25. 25.13 − 3 =
  26. 26.7 − 2 =
  27. 27.There are 3 birds and 2 nests. How many more birds than nests are there?
  28. 28.What is 4 less than 14?
  29. 29.19 − ? = 4
  30. 30.? − 1 = 4
  31. 31.What is 6 less than 8?
  32. 32.10 − 4 =
  33. 33.There are 9 bottles and 4 lids. How many more bottles than lids are there?
  34. 34.There are 4 birds and 2 nests. How many more birds than nests are there?
  35. 35.What is 4 less than 5?
  36. 36.There are 5 bottles and 2 lids. How many more bottles than lids are there?
  37. 37.7 − ? = 4
  38. 38.10 − 8 =
  39. 39.There are 13 pencils and 12 erasers. How many more pencils than erasers are there?
  40. 40.16 − 2 =

Answer key

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

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