We're going to solve 7731 multiplied by 1691
7731 × 1691 = 1691 × (7731)
+ 1691 × 1 that is equal 1691
+ 1691 × 30 which equals 50730
+ 1691 × 700 that equals 1183700
+ 1691 × 7000 giving us 11837000

= 13073121
