Addition Crossword Puzzle

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Across
  1. 2. 367+254=
  2. 4. 764+582=
  3. 6. 770+275=
  4. 7. 681+257=
  5. 9. 438+927=
  6. 10. 526+249=
  7. 11. 278+153=
Down
  1. 1. 486+395=
  2. 2. 537+86=
  3. 3. 527+183=
  4. 4. 616+634=
  5. 5. 265+338=
  6. 6. 473+596=
  7. 7. 487+458=
  8. 8. 724+135=
  9. 9. 846+677=