Grade 3 Addition Worksheet
A free printable grade 3 addition worksheet with 24 problems for kids to practice adding. Pick any of the 10 ready-made sheets, tap New Worksheet for another, or Download PDF to print with the answer key. Switch between horizontal and vertical (column) layout too. No sign-up, always free.
Grade 3 Addition — Sheet 3
1.
343 + 706 =
343+706
2.
657 + 233 =
657+233
3.
478 + 718 =
478+718
4.
585 + 740 =
585+740
5.
694 + 167 =
694+167
6.
720 + 113 =
720+113
7.
957 + 580 =
957+580
8.
365 + 664 =
365+664
9.
339 + 296 =
339+296
10.
834 + 581 =
834+581
11.
653 + 956 =
653+956
12.
662 + 587 =
662+587
13.
506 + 754 =
506+754
14.
981 + 254 =
981+254
15.
337 + 750 =
337+750
16.
255 + 988 =
255+988
17.
635 + 499 =
635+499
18.
859 + 115 =
859+115
19.
787 + 895 =
787+895
20.
165 + 263 =
165+263
21.
876 + 705 =
876+705
22.
143 + 408 =
143+408
23.
898 + 131 =
898+131
24.
943 + 986 =
943+986
Answer Key — Sheet 3
1. 1049
2. 890
3. 1196
4. 1325
5. 861
6. 833
7. 1537
8. 1029
9. 635
10. 1415
11. 1609
12. 1249
13. 1260
14. 1235
15. 1087
16. 1243
17. 1134
18. 974
19. 1682
20. 428
21. 1581
22. 551
23. 1029
24. 1929