We're going to solve 7780 multiplied by 7351
7780 × 7351 = 7351 × (7780)
+ 7351 × 0 what gives us 0
+ 7351 × 80 that is equal 588080
+ 7351 × 700 that is equal 5145700
+ 7351 × 7000 what gives us 51457000

= 57190780
