We're going to solve 1981 multiplied by 4254
1981 × 4254 = 4254 × (1981)
+ 4254 × 1 what gives us 4254
+ 4254 × 80 that results in 340320
+ 4254 × 900 that is equal 3828600
+ 4254 × 1000 that is equal 4254000

= 8427174
