← Addition up to 20 lesson New set →

Class 1 Maths Worksheet: Addition

Maths worksheets lesson 3: Addition up to 20 · Set 199 · 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 2 yellow crayons and 16 red crayons. How many crayons are there in all?
  2. 2.12 + 4 =
  3. 3.There are 11 pink flowers and 2 yellow flowers. How many flowers are there in all?
  4. 4.5 + 11 =
  5. 5.5 + 7 + 1 =
  6. 6.4 + ? = 5
  7. 7.1 + 5 + 14 =
  8. 8.There are 10 red crayons and 6 green crayons. How many crayons are there in all?
  9. 9.Pooja has 4 marbles and gets 6 marbles more. How many marbles does Pooja have now?
  10. 10.7 + 1 + 5 =
  11. 11.There are 12 pink flowers and 8 red flowers. How many flowers are there in all?
  12. 12.Meera has 5 kites and gets 7 kites more. How many kites does Meera have now?
  13. 13.Dev has 12 bananas and gets 1 banana more. How many bananas does Dev have now?
  14. 14.Pooja has 10 bananas and gets 3 bananas more. How many bananas does Pooja have now?
  15. 15.There are 9 yellow crayons and 11 blue crayons. How many crayons are there in all?
  16. 16.There are 9 red balls and 2 green balls. How many balls are there in all?
  17. 17.Ananya has 15 mangoes and gets 5 mangoes more. How many mangoes does Ananya have now?
  18. 18.1 + ? = 3
  19. 19.6 + 8 =
  20. 20.? + 6 = 9
  21. 21.1 + ? = 17
  22. 22.? + 1 = 13
  23. 23.Sneha has 9 balloons and gets 6 balloons more. How many balloons does Sneha have now?
  24. 24.9 + 1 =
  25. 25.Farhan has 4 pencils and gets 5 pencils more. How many pencils does Farhan have now?
  26. 26.9 + 7 =
  27. 27.3 + 7 + 10 =
  28. 28.2 + ? = 8
  29. 29.8 + 12 =
  30. 30.8 + 7 + 5 =
  31. 31.14 + 1 =
  32. 32.3 + 6 + 1 =
  33. 33.4 + 8 + 7 =
  34. 34.2 + 1 + 4 =
  35. 35.There are 4 white balloons and 4 red balloons. How many balloons are there in all?
  36. 36.There are 12 blue crayons and 5 white crayons. How many crayons are there in all?
  37. 37.4 + 1 =
  38. 38.Karan has 12 shells and gets 3 shells more. How many shells does Karan have now?
  39. 39.16 + 4 =
  40. 40.2 + 2 + 14 =

Answer key

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

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