soma, subtração e multiplicação

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Across
  1. 4. 2000 - 1879= __________
  2. 9. 3070 - 1658=___________
  3. 10. 293 X 4=_____________
  4. 11. 509 X 7=____________
  5. 12. 590 - 427=___________
Down
  1. 1. 199 + 84 + 39=__________
  2. 2. 8 X 7=___________
  3. 3. 290 - 120=_____________
  4. 5. 290 X 4 =____________
  5. 6. 4381 - 2474=___________
  6. 7. 3702 - 2417=_______________
  7. 8. 47 X 15=____________