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Multidigit Addition and Subtraction

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  • 627-384=
    243
  • Estimate 826-617=
    200
  • 936-421=
    515
  • 302+412=
    714
  • 459+213=
    672
  • Estimate 642-287
    300
  • 425+362=
    787
  • Estimate 291+420
    700
  • 890-765=
    125
  • 761-528=
    233
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