We're going to solve 4140 multiplied by 6210
4140 × 6210 = 6210 × (4140)
+ 6210 × 0 what gives us 0
+ 6210 × 40 which equals 248400
+ 6210 × 100 yielding 621000
+ 6210 × 4000 what gives us 24840000

= 25709400
