Double-Digit Addition

20 problems · with and without regrouping · from octolearn.co

Name:Date:

Part 1 · Without regrouping

24
+13
31
+45
52
+26
63
+15
40
+38
11
+27
72
+16
35
+21
54
+43
60
+29

Part 2 · With regrouping

28
+16
47
+38
55
+29
36
+27
49
+44
67
+25
58
+34
19
+73
86
+17
45
+48
Answer key:
1. 372. 763. 784. 785. 786. 387. 888. 569. 9710. 8911. 4412. 8513. 8414. 6315. 9316. 9217. 9218. 9219. 10320. 93