← Addition up to 20 lesson New set →

Class 1 Maths Worksheet: Addition

Maths worksheets lesson 3: Addition up to 20 · Set 200 · 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. 1.3 + 8 + 2 =
  2. 2.14 + 5 =
  3. 3.Sneha has 6 mangoes and gets 5 mangoes more. How many mangoes does Sneha have now?
  4. 4.2 + ? = 10
  5. 5.5 + 4 + 10 =
  6. 6.2 + 1 + 9 =
  7. 7.6 + ? = 14
  8. 8.There are 3 pink beads and 12 blue beads. How many beads are there in all?
  9. 9.12 + 4 =
  10. 10.? + 3 = 10
  11. 11.5 + 8 =
  12. 12.Aarav has 2 mangoes and gets 11 mangoes more. How many mangoes does Aarav have now?
  13. 13.2 + ? = 9
  14. 14.14 + 3 =
  15. 15.There are 5 blue balloons and 9 pink balloons. How many balloons are there in all?
  16. 16.2 + ? = 18
  17. 17.5 + 14 =
  18. 18.6 + 5 + 7 =
  19. 19.7 + 13 =
  20. 20.6 + 7 + 2 =
  21. 21.There are 2 green balls and 18 red balls. How many balls are there in all?
  22. 22.Vivaan has 3 balloons and gets 12 balloons more. How many balloons does Vivaan have now?
  23. 23.Farhan has 4 crayons and gets 4 crayons more. How many crayons does Farhan have now?
  24. 24.17 + 1 =
  25. 25.14 + 4 =
  26. 26.8 + 5 =
  27. 27.There are 6 pink balloons and 9 blue balloons. How many balloons are there in all?
  28. 28.Aditya has 13 balloons and gets 1 balloon more. How many balloons does Aditya have now?
  29. 29.There are 2 yellow crayons and 11 blue crayons. How many crayons are there in all?
  30. 30.4 + 6 + 6 =
  31. 31.2 + 18 =
  32. 32.1 + 4 + 9 =
  33. 33.Arjun has 5 marbles and gets 11 marbles more. How many marbles does Arjun have now?
  34. 34.8 + 3 + 7 =
  35. 35.There are 8 yellow balloons and 3 green balloons. How many balloons are there in all?
  36. 36.There are 10 pink beads and 6 green beads. How many beads are there in all?
  37. 37.There are 3 blue beads and 15 yellow beads. How many beads are there in all?
  38. 38.There are 2 green kites and 8 pink kites. How many kites are there in all?
  39. 39.There are 11 green balloons and 5 blue balloons. How many balloons are there in all?
  40. 40.4 + 6 + 1 =

Answer key

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

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