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Math
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3rd Grade
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Three-Digit Addition
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Sheet 8
Three-Digit Addition — Worksheet 8
Name:
Date:
Three-Digit Addition
Solve each problem. Show your work!
1.
225
600
+
2.
340
656
+
3.
568
459
+
4.
755
291
+
5.
505
148
+
6.
511
158
+
7.
555
276
+
8.
228
863
+
9.
654
172
+
10.
202
131
+
11.
544
455
+
12.
702
719
+
13.
131
463
+
14.
386
500
+
15.
356
514
+
16.
199
788
+
17.
359
686
+
18.
819
509
+
19.
647
703
+
20.
619
346
+
825
996
1027
1046
653
669
831
1091
826
333
999
1421
594
886
870
987
1045
1328
1350
965
fun
children.com
3rd Grade · Sheet #8