Alright, let's work through 7921 times 891 step by step
7921 × 891 = 891 × (7921)
+ 891 × 1 that results in 891
+ 891 × 20 resulting in 17820
+ 891 × 900 yielding 801900
+ 891 × 7000 giving us 6237000

= 7057611
