Alright, let's work through 7780 times 212 step by step
7780 × 212 = 212 × (7780)
+ 212 × 0 that results in 0
+ 212 × 80 resulting in 16960
+ 212 × 700 giving us 148400
+ 212 × 7000 resulting in 1484000

= 1649360
