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Class 1 Maths Worksheet: Subtraction

Maths worksheets lesson 4: Subtraction up to 20 · Set 400 · 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. 1.15 − 8 =
  2. 2.There are 7 birds and 3 nests. How many more birds than nests are there?
  3. 3.There are 4 cups and 2 saucers. How many more cups than saucers are there?
  4. 4.What is 12 less than 18?
  5. 5.There are 14 pencils and 8 erasers. How many more pencils than erasers are there?
  6. 6.4 − ? = 1
  7. 7.Rohan had 18 balls and gave 10 to a friend. How many balls does Rohan have left?
  8. 8.Pooja had 20 kites and gave 1 to a friend. How many kites does Pooja have left?
  9. 9.What is 4 less than 5?
  10. 10.? − 6 = 4
  11. 11.Diya had 3 kites and gave 1 to a friend. How many kites does Diya have left?
  12. 12.20 − ? = 2
  13. 13.What is 1 less than 2?
  14. 14.? − 2 = 17
  15. 15.18 − 1 =
  16. 16.6 − 5 =
  17. 17.What is 3 less than 9?
  18. 18.5 − 3 =
  19. 19.5 − 1 =
  20. 20.What is 6 less than 19?
  21. 21.Pooja had 9 bananas and gave 4 to a friend. How many bananas does Pooja have left?
  22. 22.Aarav had 18 shells and gave 17 to a friend. How many shells does Aarav have left?
  23. 23.? − 4 = 4
  24. 24.What is 14 less than 16?
  25. 25.Aarav had 14 mangoes and gave 9 to a friend. How many mangoes does Aarav have left?
  26. 26.3 − 1 =
  27. 27.? − 1 = 10
  28. 28.13 − 8 =
  29. 29.Ishaan had 10 pencils and gave 3 to a friend. How many pencils does Ishaan have left?
  30. 30.There are 13 cups and 2 saucers. How many more cups than saucers are there?
  31. 31.What is 1 less than 3?
  32. 32.? − 7 = 7
  33. 33.There are 20 boys and 4 kites. How many more boys than kites are there?
  34. 34.There are 18 boys and 13 kites. How many more boys than kites are there?
  35. 35.Sneha had 19 pencils and gave 14 to a friend. How many pencils does Sneha have left?
  36. 36.Priya had 8 marbles and gave 7 to a friend. How many marbles does Priya have left?
  37. 37.20 − 11 =
  38. 38.18 − 7 =
  39. 39.3 − ? = 2
  40. 40.15 − 14 =

Answer key

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

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