We're going to solve 7640 multiplied by 4459
7640 × 4459 = 4459 × (7640)
+ 4459 × 0 giving us 0
+ 4459 × 40 what gives us 178360
+ 4459 × 600 giving us 2675400
+ 4459 × 7000 that results in 31213000

= 34066760
