Alright, let's work through 6312 times 630 step by step
6312 × 630 = 630 × (6312)
+ 630 × 2 which equals 1260
+ 630 × 10 that results in 6300
+ 630 × 300 that equals 189000
+ 630 × 6000 which equals 3780000

= 3976560
