We're going to solve 4143 multiplied by 7720
4143 × 7720 = 7720 × (4143)
+ 7720 × 3 giving us 23160
+ 7720 × 40 that results in 308800
+ 7720 × 100 resulting in 772000
+ 7720 × 4000 what gives us 30880000

= 31983960
