Alright, let's work through 7015 times 7152 step by step
7015 × 7152 = 7152 × (7015)
+ 7152 × 5 giving us 35760
+ 7152 × 10 that is equal 71520
+ 7152 × 000 that results in 0
+ 7152 × 7000 giving us 50064000

= 50171280
