Alright, let's work through 7985 times 7816 step by step
7985 × 7816 = 7816 × (7985)
+ 7816 × 5 what gives us 39080
+ 7816 × 80 that equals 625280
+ 7816 × 900 resulting in 7034400
+ 7816 × 7000 which equals 54712000

= 62410760
