Alright, let's work through 1002 times 2715 step by step
1002 × 2715 = 2715 × (1002)
+ 2715 × 2 that is equal 5430
+ 2715 × 00 which equals 0
+ 2715 × 000 producing 0
+ 2715 × 1000 producing 2715000

= 2720430
