Alright, let's work through 1260 times 662 step by step
1260 × 662 = 662 × (1260)
+ 662 × 0 what gives us 0
+ 662 × 60 which equals 39720
+ 662 × 200 that is equal 132400
+ 662 × 1000 giving us 662000

= 834120
