We're going to solve 7871 multiplied by 1147
7871 × 1147 = 1147 × (7871)
+ 1147 × 1 giving us 1147
+ 1147 × 70 producing 80290
+ 1147 × 800 what gives us 917600
+ 1147 × 7000 what gives us 8029000

= 9028037
