Alright, let's work through 7443 times 4142 step by step
7443 × 4142 = 4142 × (7443)
+ 4142 × 3 yielding 12426
+ 4142 × 40 giving us 165680
+ 4142 × 400 that equals 1656800
+ 4142 × 7000 which equals 28994000

= 30828906
