← Addition up to 20 lesson New set →

Class 1 Maths Worksheet: Addition

Maths worksheets lesson 3: Addition up to 20 · Set 273 · 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.? + 7 = 14
  2. 2.5 + 7 + 3 =
  3. 3.2 + 2 =
  4. 4.15 + 1 =
  5. 5.4 + 8 + 7 =
  6. 6.1 + 5 + 1 =
  7. 7.Arjun has 13 books and gets 3 books more. How many books does Arjun have now?
  8. 8.12 + ? = 13
  9. 9.There are 11 green balloons and 7 yellow balloons. How many balloons are there in all?
  10. 10.There are 10 yellow balls and 3 pink balls. How many balls are there in all?
  11. 11.Diya has 6 mangoes and gets 10 mangoes more. How many mangoes does Diya have now?
  12. 12.Zoya has 6 kites and gets 10 kites more. How many kites does Zoya have now?
  13. 13.2 + ? = 16
  14. 14.Karan has 2 books and gets 13 books more. How many books does Karan have now?
  15. 15.17 + 1 =
  16. 16.2 + 2 + 16 =
  17. 17.? + 3 = 18
  18. 18.There are 9 white balloons and 4 green balloons. How many balloons are there in all?
  19. 19.3 + 6 + 9 =
  20. 20.There are 10 blue kites and 3 yellow kites. How many kites are there in all?
  21. 21.Dev has 14 crayons and gets 1 crayon more. How many crayons does Dev have now?
  22. 22.There are 12 white balloons and 6 blue balloons. How many balloons are there in all?
  23. 23.3 + 12 =
  24. 24.3 + ? = 8
  25. 25.18 + 2 =
  26. 26.4 + 5 + 8 =
  27. 27.Sneha has 13 bananas and gets 7 bananas more. How many bananas does Sneha have now?
  28. 28.2 + ? = 14
  29. 29.7 + 6 + 3 =
  30. 30.There are 11 pink crayons and 7 white crayons. How many crayons are there in all?
  31. 31.5 + ? = 6
  32. 32.Gurpreet has 15 balls and gets 4 balls more. How many balls does Gurpreet have now?
  33. 33.3 + 1 + 15 =
  34. 34.Riya has 2 mangoes and gets 4 mangoes more. How many mangoes does Riya have now?
  35. 35.3 + ? = 19
  36. 36.There are 10 blue beads and 7 green beads. How many beads are there in all?
  37. 37.1 + 6 + 9 =
  38. 38.There are 7 blue kites and 8 pink kites. How many kites are there in all?
  39. 39.16 + 3 =
  40. 40.There are 8 blue crayons and 8 yellow crayons. How many crayons are there in all?

Answer key

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

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