Alright, let's work through 7997 times 9507 step by step
7997 × 9507 = 9507 × (7997)
+ 9507 × 7 resulting in 66549
+ 9507 × 90 that results in 855630
+ 9507 × 900 what gives us 8556300
+ 9507 × 7000 that is equal 66549000

= 76027479
