Alright, let's work through 7959 times 8530 step by step
7959 × 8530 = 8530 × (7959)
+ 8530 × 9 resulting in 76770
+ 8530 × 50 that is equal 426500
+ 8530 × 900 which equals 7677000
+ 8530 × 7000 that is equal 59710000

= 67890270
