We're going to solve 1977 multiplied by 4580
1977 × 4580 = 4580 × (1977)
+ 4580 × 7 which equals 32060
+ 4580 × 70 what gives us 320600
+ 4580 × 900 what gives us 4122000
+ 4580 × 1000 what gives us 4580000

= 9054660
