No problem, we've got 7806 and 625 to multiply
7806 × 625 = 625 × (7806)
+ 625 × 6 that results in 3750
+ 625 × 00 what gives us 0
+ 625 × 800 that is equal 500000
+ 625 × 7000 giving us 4375000

= 4878750
