We're going to solve 7987 multiplied by 7863
7987 × 7863 = 7863 × (7987)
+ 7863 × 7 which equals 55041
+ 7863 × 80 that equals 629040
+ 7863 × 900 giving us 7076700
+ 7863 × 7000 giving us 55041000

= 62801781
