We're going to solve 3487 multiplied by 6459
3487 × 6459 = 6459 × (3487)
+ 6459 × 7 giving us 45213
+ 6459 × 80 that equals 516720
+ 6459 × 400 which equals 2583600
+ 6459 × 3000 that results in 19377000

= 22522533
