Online reading & math for K-5 © www.k5learning.com

Adding whole tens to a 2-digit numberGrade 3 Addition Worksheet

Find the sum.

1. 40 + 14 = 2. 40 + 22 =

3. 40 + 47 = 4. 60 + 96 =

5. 50 + 56 = 6. 20 + 83 =

7. 30 + 99 = 8. 90 + 63 =

9. 40 + 15 = 10. 50 + 30 =

11. 80 + 96 = 12. 20 + 75 =

13. 80 + 84 = 14. 80 + 89 =

15. 90 + 22 = 16. 10 + 20 =

17. 60 + 26 = 18. 50 + 30 =

19. 30 + 73 = 20. 30 + 74 =

Online reading & math for K-5 © www.k5learning.com

Adding whole tens to a 2-digit numberGrade 3 Addition Worksheet

Find the sum.

1. 40 + 14 = 54 2. 40 + 22 = 62

3. 40 + 47 = 87 4. 60 + 96 = 156

5. 50 + 56 = 106 6. 20 + 83 = 103

7. 30 + 99 = 129 8. 90 + 63 = 153

9. 40 + 15 = 55 10. 50 + 30 = 80

11. 80 + 96 = 176 12. 20 + 75 = 95

13. 80 + 84 = 164 14. 80 + 89 = 169

15. 90 + 22 = 112 16. 10 + 20 = 30

17. 60 + 26 = 86 18. 50 + 30 = 80

19. 30 + 73 = 103 20. 30 + 74 = 104