Add Three-Digit Numbers Without Regrouping

Answer Key - Grade 2 Math Worksheet - Building Confidence

Find the sum.

1. 1.
   34+532566
2. 2.
   435+254689
3. 3.
   142+255397
4. 4.
   103+520623
5. 5.
   150+310460
6. 6.
   221+11232
7. 7.
   451+320771
8. 8.
   555+143698
9. 9.
   355+102457
10. 10.
    235+553788
11. 11.
    405+152557
12. 12.
    250+103353
13. 13.
    152+142294
14. 14.
    344+21365
15. 15.
    55+414469
16. 16.
    313+323636