Alright, let's work through 7980 times 6496 step by step
7980 × 6496 = 6496 × (7980)
+ 6496 × 0 that equals 0
+ 6496 × 80 which equals 519680
+ 6496 × 900 that results in 5846400
+ 6496 × 7000 what gives us 45472000

= 51838080
