← Addition up to 20 lesson New set →

Class 1 Maths Worksheet: Addition

Maths worksheets lesson 3: Addition up to 20 · Set 493 · 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.There are 12 white kites and 8 green kites. How many kites are there in all?
  2. 2.2 + ? = 17
  3. 3.6 + 2 =
  4. 4.Lakshmi has 12 balls and gets 6 balls more. How many balls does Lakshmi have now?
  5. 5.4 + 8 =
  6. 6.5 + ? = 9
  7. 7.Lakshmi has 6 books and gets 9 books more. How many books does Lakshmi have now?
  8. 8.Priya has 8 flowers and gets 2 flowers more. How many flowers does Priya have now?
  9. 9.15 + 4 =
  10. 10.1 + ? = 13
  11. 11.There are 8 red crayons and 10 green crayons. How many crayons are there in all?
  12. 12.4 + 2 + 6 =
  13. 13.8 + 2 + 3 =
  14. 14.Gurpreet has 4 bananas and gets 6 bananas more. How many bananas does Gurpreet have now?
  15. 15.3 + 2 + 14 =
  16. 16.14 + 4 =
  17. 17.12 + 3 =
  18. 18.There are 4 yellow balls and 13 white balls. How many balls are there in all?
  19. 19.2 + 2 =
  20. 20.9 + 4 =
  21. 21.1 + ? = 4
  22. 22.13 + 3 =
  23. 23.Vivaan has 15 flowers and gets 3 flowers more. How many flowers does Vivaan have now?
  24. 24.10 + 3 =
  25. 25.3 + 11 =
  26. 26.There are 8 white kites and 10 blue kites. How many kites are there in all?
  27. 27.There are 8 green crayons and 4 yellow crayons. How many crayons are there in all?
  28. 28.There are 6 pink kites and 5 blue kites. How many kites are there in all?
  29. 29.7 + 10 =
  30. 30.6 + 1 =
  31. 31.Diya has 5 balloons and gets 8 balloons more. How many balloons does Diya have now?
  32. 32.11 + 5 =
  33. 33.There are 5 white balls and 5 green balls. How many balls are there in all?
  34. 34.7 + 2 =
  35. 35.Aarav has 14 pencils and gets 1 pencil more. How many pencils does Aarav have now?
  36. 36.10 + 1 =
  37. 37.5 + 8 + 7 =
  38. 38.There are 5 yellow kites and 9 blue kites. How many kites are there in all?
  39. 39.7 + 1 + 6 =
  40. 40.6 + 7 + 7 =

Answer key

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

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