We're going to solve 7129 multiplied by 7725
7129 × 7725 = 7725 × (7129)
+ 7725 × 9 yielding 69525
+ 7725 × 20 resulting in 154500
+ 7725 × 100 yielding 772500
+ 7725 × 7000 giving us 54075000

= 55071525
