We're going to solve 7644 multiplied by 8162
7644 × 8162 = 8162 × (7644)
+ 8162 × 4 which equals 32648
+ 8162 × 40 what gives us 326480
+ 8162 × 600 producing 4897200
+ 8162 × 7000 that is equal 57134000

= 62390328
