Alright, let's work through 1386 times 5725 step by step
1386 × 5725 = 5725 × (1386)
+ 5725 × 6 producing 34350
+ 5725 × 80 what gives us 458000
+ 5725 × 300 giving us 1717500
+ 5725 × 1000 that results in 5725000

= 7934850
