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Adding 3-Digit Numbers

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  • 505 + 145
    650
  • 457 + 320 =
    777
  • 530 + 191 =
    721
  • 290 + 234 =
    524
  • 468 + 234 =
    702
  • 394 + 242 =
    636
  • 346 + 334
    680
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