ADDITION

123456
Across
  1. 2. 8367+2358+1326
  2. 4. 326357+273531
  3. 6. 6932857+385579
Down
  1. 1. 9348569+230278
  2. 3. 2603587+135608
  3. 5. Sum of the place values of 8 in 9835685