We're going to solve 1663 multiplied by 1366
1663 × 1366 = 1366 × (1663)
+ 1366 × 3 what gives us 4098
+ 1366 × 60 that is equal 81960
+ 1366 × 600 giving us 819600
+ 1366 × 1000 resulting in 1366000

= 2271658
