Alright, let's work through 7640 times 8943 step by step
7640 × 8943 = 8943 × (7640)
+ 8943 × 0 that is equal 0
+ 8943 × 40 resulting in 357720
+ 8943 × 600 resulting in 5365800
+ 8943 × 7000 resulting in 62601000

= 68324520
