We're going to solve 1958 multiplied by 1287
1958 × 1287 = 1287 × (1958)
+ 1287 × 8 that is equal 10296
+ 1287 × 50 that results in 64350
+ 1287 × 900 what gives us 1158300
+ 1287 × 1000 that results in 1287000

= 2519946
