Alright, let's work through 3002 times 117 step by step
3002 × 117 = 117 × (3002)
+ 117 × 2 what gives us 234
+ 117 × 00 that is equal 0
+ 117 × 000 that results in 0
+ 117 × 3000 that is equal 351000

= 351234
