Alright, let's work through 1399 times 5670 step by step
1399 × 5670 = 5670 × (1399)
+ 5670 × 9 that results in 51030
+ 5670 × 90 that results in 510300
+ 5670 × 300 resulting in 1701000
+ 5670 × 1000 that is equal 5670000

= 7932330
