Decimal Addition and Subtraction

1234567891011
Across
  1. 5. 100.354+21.228
  2. 7. 87.9449+69.6220
  3. 8. 105.9277-90.9816
  4. 11. 89.9124+79.3330
Down
  1. 1. 15.789-12.987
  2. 2. 252.9-223.8
  3. 3. 1.3629+1.2461
  4. 4. 16.7-22.3
  5. 6. 34.972-13.833
  6. 8. 7.13+8.368
  7. 9. 35.3564-9.6671
  8. 10. 1243.97+2397.83