We're going to solve 2790 multiplied by 7660
2790 × 7660 = 7660 × (2790)
+ 7660 × 0 what gives us 0
+ 7660 × 90 which equals 689400
+ 7660 × 700 producing 5362000
+ 7660 × 2000 yielding 15320000

= 21371400
