← Addition up to 20 lesson New set →

Class 1 Maths Worksheet: Addition

Maths worksheets lesson 3: Addition up to 20 · Set 553 · 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. 1.5 + 1 + 14 =
  2. 2.Nisha has 7 bananas and gets 5 bananas more. How many bananas does Nisha have now?
  3. 3.Gurpreet has 3 mangoes and gets 5 mangoes more. How many mangoes does Gurpreet have now?
  4. 4.There are 6 blue balls and 5 red balls. How many balls are there in all?
  5. 5.There are 9 red beads and 9 yellow beads. How many beads are there in all?
  6. 6.4 + 2 + 12 =
  7. 7.9 + 8 =
  8. 8.6 + 2 + 11 =
  9. 9.Diya has 4 crayons and gets 15 crayons more. How many crayons does Diya have now?
  10. 10.There are 11 white crayons and 3 green crayons. How many crayons are there in all?
  11. 11.Nisha has 12 crayons and gets 7 crayons more. How many crayons does Nisha have now?
  12. 12.? + 1 = 3
  13. 13.9 + ? = 18
  14. 14.6 + 8 + 1 =
  15. 15.There are 11 red beads and 7 yellow beads. How many beads are there in all?
  16. 16.There are 12 pink beads and 8 red beads. How many beads are there in all?
  17. 17.There are 4 white kites and 4 green kites. How many kites are there in all?
  18. 18.11 + 4 =
  19. 19.Lakshmi has 13 crayons and gets 4 crayons more. How many crayons does Lakshmi have now?
  20. 20.7 + ? = 8
  21. 21.11 + 5 =
  22. 22.7 + 7 + 3 =
  23. 23.? + 13 = 16
  24. 24.3 + ? = 20
  25. 25.There are 12 red crayons and 7 blue crayons. How many crayons are there in all?
  26. 26.6 + 4 + 8 =
  27. 27.4 + 13 =
  28. 28.1 + 7 + 8 =
  29. 29.There are 3 green kites and 6 pink kites. How many kites are there in all?
  30. 30.1 + 2 + 7 =
  31. 31.There are 9 yellow beads and 3 green beads. How many beads are there in all?
  32. 32.1 + 7 + 3 =
  33. 33.1 + 5 + 1 =
  34. 34.8 + 2 + 10 =
  35. 35.There are 8 pink balloons and 5 yellow balloons. How many balloons are there in all?
  36. 36.7 + 1 + 10 =
  37. 37.4 + 16 =
  38. 38.7 + 1 + 4 =
  39. 39.2 + 1 + 4 =
  40. 40.10 + 8 =

Answer key

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

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