We're going to solve 1315 multiplied by 1797
1315 × 1797 = 1797 × (1315)
+ 1797 × 5 what gives us 8985
+ 1797 × 10 giving us 17970
+ 1797 × 300 yielding 539100
+ 1797 × 1000 yielding 1797000

= 2363055
