← Addition up to 20 lesson New set →

Class 1 Maths Worksheet: Addition

Maths worksheets lesson 3: Addition up to 20 · Set 748 · 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.Arjun has 3 bananas and gets 7 bananas more. How many bananas does Arjun have now?
  2. 2.17 + 2 =
  3. 3.9 + ? = 18
  4. 4.Diya has 3 books and gets 7 books more. How many books does Diya have now?
  5. 5.Ananya has 7 balloons and gets 10 balloons more. How many balloons does Ananya have now?
  6. 6.13 + 7 =
  7. 7.1 + 5 + 13 =
  8. 8.There are 4 yellow balls and 2 white balls. How many balls are there in all?
  9. 9.There are 4 yellow crayons and 6 red crayons. How many crayons are there in all?
  10. 10.15 + 4 =
  11. 11.There are 9 red balls and 5 white balls. How many balls are there in all?
  12. 12.3 + 14 =
  13. 13.1 + 8 + 8 =
  14. 14.Arjun has 7 mangoes and gets 10 mangoes more. How many mangoes does Arjun have now?
  15. 15.13 + 4 =
  16. 16.There are 12 red flowers and 8 yellow flowers. How many flowers are there in all?
  17. 17.13 + ? = 18
  18. 18.Isha has 11 balls and gets 8 balls more. How many balls does Isha have now?
  19. 19.? + 8 = 9
  20. 20.8 + 1 + 5 =
  21. 21.Ananya has 14 books and gets 1 book more. How many books does Ananya have now?
  22. 22.? + 3 = 8
  23. 23.7 + 8 =
  24. 24.2 + 7 + 2 =
  25. 25.There are 11 green kites and 7 white kites. How many kites are there in all?
  26. 26.Aarav has 6 mangoes and gets 1 mango more. How many mangoes does Aarav have now?
  27. 27.8 + 2 =
  28. 28.8 + ? = 10
  29. 29.? + 1 = 3
  30. 30.There are 2 pink flowers and 11 blue flowers. How many flowers are there in all?
  31. 31.Gurpreet has 8 flowers and gets 3 flowers more. How many flowers does Gurpreet have now?
  32. 32.18 + 1 =
  33. 33.1 + 8 + 4 =
  34. 34.? + 8 = 11
  35. 35.5 + 14 =
  36. 36.There are 2 white kites and 13 yellow kites. How many kites are there in all?
  37. 37.2 + ? = 20
  38. 38.16 + 3 =
  39. 39.? + 5 = 6
  40. 40.2 + ? = 12

Answer key

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

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