Elisa

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Across
  1. 2. 6×4+50-11
  2. 4. 40587-29208+5071
  3. 5. 5×8:5+7-2
  4. 7. 41×23-850
  5. 8. 89×12+21
Down
  1. 1. 1489781009+5909773310
  2. 3. 150+50+4723-2902
  3. 6. 35469+4259
  4. 8. 9×13+106-45
  5. 9. 30×3:9