2+2=a number

1234567
Across
  1. 1. 4 multiplied by 14599
  2. 2. 67-439
  3. 3. 43 multiplied by 296
  4. 6. 66033+9865
  5. 7. 100-12
Down
  1. 1. 54000+321
  2. 4. 755367-44379
  3. 5. 35433+53