Decimal addition and subtraction

12345678910111213
Across
  1. 1. 13.79-4.63
  2. 4. 45.3247-21.2125
  3. 6. 24.278+34.312
  4. 8. 765.567+222.222
  5. 9. 222.246+614.341
  6. 11. 3625.97+2351.13
  7. 13. 33.95-12.72
Down
  1. 2. 976.543+345.679
  2. 3. 27.492-16.261
  3. 5. 27.925-13.647
  4. 6. 444.444+123.321
  5. 7. 764.576+124.312
  6. 10. 304.769+262.413
  7. 12. 18.00-17.98