Alright, let's work through 1125 times 5643 step by step
1125 × 5643 = 5643 × (1125)
+ 5643 × 5 producing 28215
+ 5643 × 20 what gives us 112860
+ 5643 × 100 yielding 564300
+ 5643 × 1000 that is equal 5643000

= 6348375
