← Addition up to 20 lesson New set →

Class 1 Maths Worksheet: Addition

Maths worksheets lesson 3: Addition up to 20 · Set 882 · 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 + ? = 11
  2. 2.Rohan has 3 flowers and gets 14 flowers more. How many flowers does Rohan have now?
  3. 3.Ananya has 3 crayons and gets 14 crayons more. How many crayons does Ananya have now?
  4. 4.11 + 3 =
  5. 5.Dev has 12 kites and gets 1 kite more. How many kites does Dev have now?
  6. 6.16 + 2 =
  7. 7.2 + 6 =
  8. 8.1 + ? = 13
  9. 9.17 + 2 =
  10. 10.There are 12 yellow beads and 5 white beads. How many beads are there in all?
  11. 11.8 + 1 + 2 =
  12. 12.5 + 8 + 3 =
  13. 13.There are 6 yellow flowers and 2 white flowers. How many flowers are there in all?
  14. 14.18 + 1 =
  15. 15.1 + 4 + 2 =
  16. 16.4 + 4 + 10 =
  17. 17.3 + 6 + 7 =
  18. 18.2 + 8 + 4 =
  19. 19.1 + 11 =
  20. 20.2 + 10 =
  21. 21.There are 10 red flowers and 7 yellow flowers. How many flowers are there in all?
  22. 22.17 + 3 =
  23. 23.? + 3 = 5
  24. 24.1 + ? = 19
  25. 25.? + 8 = 11
  26. 26.There are 3 red balloons and 16 blue balloons. How many balloons are there in all?
  27. 27.There are 2 yellow kites and 4 pink kites. How many kites are there in all?
  28. 28.Farhan has 6 bananas and gets 1 banana more. How many bananas does Farhan have now?
  29. 29.Priya has 10 crayons and gets 5 crayons more. How many crayons does Priya have now?
  30. 30.1 + ? = 4
  31. 31.8 + 1 =
  32. 32.1 + 12 =
  33. 33.15 + 5 =
  34. 34.3 + 4 + 1 =
  35. 35.There are 4 blue flowers and 9 pink flowers. How many flowers are there in all?
  36. 36.Karan has 6 marbles and gets 3 marbles more. How many marbles does Karan have now?
  37. 37.There are 3 red crayons and 6 yellow crayons. How many crayons are there in all?
  38. 38.4 + 3 + 11 =
  39. 39.There are 10 pink balloons and 7 green balloons. How many balloons are there in all?
  40. 40.2 + 5 + 12 =

Answer key

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

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