Column Addition (Multiple 3-Digit)

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

1) Solve

709

308

+619

2) Solve

331

321

+820

3) Solve

460

585

+259

4) Solve

336

360

+805

5) Solve

107

882

+654

6) Solve

360

687

+378

7) Solve

151

614

+828

8) Solve

655

250

+887

9) Solve

737

633

+365

10) Solve

735

833

+228

11) Solve

311

758

+429

12) Solve

221

452

+936