Addition
1. 456 + 123 =
2. 654 + 136 =
3. 687 + 234 =
4. 243 + 100 =
5. 457 + 892 =
6. 781 + 357 =
7. 911 + 432 =
8. 467 + 32 =
9. 89 + 123 =
10. 391 + 276 =
11. 134 + 657 =
12. 502 + 576 =
13. 132 + 341 =
14. 792 + 32 =
15. 70 + 456 =
16. 302 + 555 =
17. 199 + 10 =
18. 999 + 10 =
19. 345 + 300 =
20. 512 + 578 =