Column Addition (3-Digit)

Find the sum of the numbers below. Use regrouping where necessary.

1) Solve
750
+300
2) Solve
424
+510
3) Solve
570
+435
4) Solve
467
+545
5) Solve
200
+503
6) Solve
115
+402
7) Solve
506
+697
8) Solve
555
+492
9) Solve
642
+193
10) Solve
474
+679
11) Solve
933
+842
12) Solve
256
+348
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