We're going to solve 7821 multiplied by 4415
7821 × 4415 = 4415 × (7821)
+ 4415 × 1 that equals 4415
+ 4415 × 20 that equals 88300
+ 4415 × 800 what gives us 3532000
+ 4415 × 7000 that equals 30905000

= 34529715
