Let's calculate 7987 x 5713
7987 × 5713 = 5713 × (7987)
+ 5713 × 7 giving us 39991
+ 5713 × 80 that results in 457040
+ 5713 × 900 that results in 5141700
+ 5713 × 7000 that results in 39991000

= 45629731
