Alright, let's work through 8021 times 837 step by step
8021 × 837 = 837 × (8021)
+ 837 × 1 that equals 837
+ 837 × 20 that results in 16740
+ 837 × 000 giving us 0
+ 837 × 8000 giving us 6696000

= 6713577
