← Addition up to 20 lesson New set →

Class 1 Maths Worksheet: Addition

Maths worksheets lesson 3: Addition up to 20 · Set 971 · 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 4 pink flowers and 12 blue flowers. How many flowers are there in all?
  2. 2.13 + 4 =
  3. 3.? + 1 = 3
  4. 4.14 + ? = 17
  5. 5.There are 6 yellow beads and 2 pink beads. How many beads are there in all?
  6. 6.Vivaan has 8 crayons and gets 9 crayons more. How many crayons does Vivaan have now?
  7. 7.13 + 1 =
  8. 8.Tara has 5 mangoes and gets 7 mangoes more. How many mangoes does Tara have now?
  9. 9.There are 2 white kites and 15 pink kites. How many kites are there in all?
  10. 10.18 + 2 =
  11. 11.16 + 1 =
  12. 12.7 + 2 + 11 =
  13. 13.10 + ? = 13
  14. 14.3 + ? = 10
  15. 15.There are 3 yellow beads and 2 white beads. How many beads are there in all?
  16. 16.Arjun has 7 shells and gets 10 shells more. How many shells does Arjun have now?
  17. 17.3 + 7 + 2 =
  18. 18.3 + 16 =
  19. 19.There are 11 green crayons and 9 pink crayons. How many crayons are there in all?
  20. 20.Lakshmi has 2 crayons and gets 7 crayons more. How many crayons does Lakshmi have now?
  21. 21.Sneha has 9 balls and gets 4 balls more. How many balls does Sneha have now?
  22. 22.5 + 7 + 3 =
  23. 23.4 + 8 + 3 =
  24. 24.2 + 1 =
  25. 25.There are 12 yellow balloons and 8 white balloons. How many balloons are there in all?
  26. 26.5 + 14 =
  27. 27.There are 9 pink balls and 3 red balls. How many balls are there in all?
  28. 28.There are 9 red flowers and 6 green flowers. How many flowers are there in all?
  29. 29.4 + ? = 6
  30. 30.8 + 7 =
  31. 31.7 + 3 =
  32. 32.Ishaan has 3 books and gets 5 books more. How many books does Ishaan have now?
  33. 33.1 + 1 =
  34. 34.Dev has 6 bananas and gets 1 banana more. How many bananas does Dev have now?
  35. 35.There are 2 blue flowers and 15 white flowers. How many flowers are there in all?
  36. 36.9 + 3 =
  37. 37.? + 2 = 3
  38. 38.Saanvi has 3 kites and gets 11 kites more. How many kites does Saanvi have now?
  39. 39.Meera has 2 books and gets 13 books more. How many books does Meera have now?
  40. 40.There are 6 red beads and 3 green beads. How many beads are there in all?

Answer key

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

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