We're going to solve 7851 multiplied by 1115
7851 × 1115 = 1115 × (7851)
+ 1115 × 1 yielding 1115
+ 1115 × 50 that equals 55750
+ 1115 × 800 giving us 892000
+ 1115 × 7000 that is equal 7805000

= 8753865
