← Addition up to 20 lesson New set →

Class 1 Maths Worksheet: Addition

Maths worksheets lesson 3: Addition up to 20 · Set 662 · 40 sums
TalentJR

The method (Count on): Start with the bigger number. Count on the smaller number, one finger at a time. For a missing number (8 + ? = 15), count on from 8 up to 15, or take away: 15 − 8.

NameDateTime takenScore ___ / 40
  1. 1.9 + 7 =
  2. 2.7 + 1 + 9 =
  3. 3.Sneha has 14 laddoos and gets 3 laddoos more. How many laddoos does Sneha have now?
  4. 4.There are 9 pink balloons and 3 blue balloons. How many balloons are there in all?
  5. 5.2 + 5 + 1 =
  6. 6.7 + 4 =
  7. 7.Ananya has 5 laddoos and gets 8 laddoos more. How many laddoos does Ananya have now?
  8. 8.6 + 5 + 3 =
  9. 9.Arjun has 11 marbles and gets 1 marble more. How many marbles does Arjun have now?
  10. 10.There are 12 red flowers and 2 pink flowers. How many flowers are there in all?
  11. 11.? + 1 = 3
  12. 12.Gurpreet has 9 balloons and gets 2 balloons more. How many balloons does Gurpreet have now?
  13. 13.15 + 5 =
  14. 14.6 + ? = 10
  15. 15.5 + 4 + 5 =
  16. 16.? + 2 = 15
  17. 17.? + 2 = 17
  18. 18.8 + 2 =
  19. 19.There are 4 pink beads and 2 white beads. How many beads are there in all?
  20. 20.18 + 1 =
  21. 21.4 + 6 =
  22. 22.2 + ? = 14
  23. 23.Priya has 8 balloons and gets 9 balloons more. How many balloons does Priya have now?
  24. 24.6 + 1 + 9 =
  25. 25.? + 9 = 12
  26. 26.Priya has 4 balls and gets 7 balls more. How many balls does Priya have now?
  27. 27.There are 6 pink balloons and 12 green balloons. How many balloons are there in all?
  28. 28.? + 8 = 12
  29. 29.Sneha has 9 bananas and gets 6 bananas more. How many bananas does Sneha have now?
  30. 30.Nisha has 3 balloons and gets 2 balloons more. How many balloons does Nisha have now?
  31. 31.13 + 5 =
  32. 32.There are 8 white balls and 8 pink balls. How many balls are there in all?
  33. 33.? + 4 = 12
  34. 34.? + 9 = 19
  35. 35.There are 11 pink beads and 4 red beads. How many beads are there in all?
  36. 36.There are 6 yellow crayons and 6 green crayons. How many crayons are there in all?
  37. 37.There are 6 blue balls and 2 yellow balls. How many balls are there in all?
  38. 38.3 + ? = 6
  39. 39.10 + 10 =
  40. 40.10 + 4 =

Answer key

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

Free maths worksheets lessons, practice and worksheets at talentjr.in/maths-worksheets