← Addition up to 20 lesson New set →

Class 1 Maths Worksheet: Addition

Maths worksheets lesson 3: Addition up to 20 · Set 370 · 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.Sneha has 12 marbles and gets 2 marbles more. How many marbles does Sneha have now?
  2. 2.4 + 16 =
  3. 3.There are 3 blue beads and 4 green beads. How many beads are there in all?
  4. 4.Ananya has 5 kites and gets 6 kites more. How many kites does Ananya have now?
  5. 5.8 + 1 =
  6. 6.There are 9 red flowers and 10 green flowers. How many flowers are there in all?
  7. 7.There are 2 green kites and 14 red kites. How many kites are there in all?
  8. 8.4 + 5 + 5 =
  9. 9.4 + 4 + 2 =
  10. 10.Dev has 9 marbles and gets 10 marbles more. How many marbles does Dev have now?
  11. 11.16 + 1 =
  12. 12.Aarav has 10 marbles and gets 5 marbles more. How many marbles does Aarav have now?
  13. 13.6 + 2 + 3 =
  14. 14.There are 3 pink balloons and 12 white balloons. How many balloons are there in all?
  15. 15.Dev has 4 balloons and gets 15 balloons more. How many balloons does Dev have now?
  16. 16.6 + 1 + 4 =
  17. 17.There are 12 blue flowers and 6 pink flowers. How many flowers are there in all?
  18. 18.8 + 3 + 9 =
  19. 19.2 + 6 + 11 =
  20. 20.Aarav has 14 crayons and gets 5 crayons more. How many crayons does Aarav have now?
  21. 21.Ananya has 15 pencils and gets 3 pencils more. How many pencils does Ananya have now?
  22. 22.Gurpreet has 5 shells and gets 1 shell more. How many shells does Gurpreet have now?
  23. 23.There are 10 blue balloons and 8 yellow balloons. How many balloons are there in all?
  24. 24.7 + 7 + 3 =
  25. 25.Sneha has 2 bananas and gets 2 bananas more. How many bananas does Sneha have now?
  26. 26.There are 5 blue balloons and 5 pink balloons. How many balloons are there in all?
  27. 27.There are 5 yellow kites and 8 green kites. How many kites are there in all?
  28. 28.7 + 2 + 1 =
  29. 29.5 + ? = 6
  30. 30.There are 10 blue kites and 4 red kites. How many kites are there in all?
  31. 31.4 + 5 + 7 =
  32. 32.There are 5 red flowers and 4 pink flowers. How many flowers are there in all?
  33. 33.There are 3 pink flowers and 2 yellow flowers. How many flowers are there in all?
  34. 34.12 + 2 =
  35. 35.3 + 1 =
  36. 36.Sneha has 4 pencils and gets 13 pencils more. How many pencils does Sneha have now?
  37. 37.1 + ? = 19
  38. 38.6 + 7 + 7 =
  39. 39.Sneha has 6 mangoes and gets 10 mangoes more. How many mangoes does Sneha have now?
  40. 40.1 + 16 =

Answer key

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

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