We're going to solve 7890 multiplied by 3929
7890 × 3929 = 3929 × (7890)
+ 3929 × 0 which equals 0
+ 3929 × 90 that is equal 353610
+ 3929 × 800 which equals 3143200
+ 3929 × 7000 which equals 27503000

= 30999810
