Alright, let's work through 7958 times 5035 step by step
7958 × 5035 = 5035 × (7958)
+ 5035 × 8 that results in 40280
+ 5035 × 50 that is equal 251750
+ 5035 × 900 that is equal 4531500
+ 5035 × 7000 which equals 35245000

= 40068530
