Alright, let's work through 1880 times 1670 step by step
1880 × 1670 = 1670 × (1880)
+ 1670 × 0 that is equal 0
+ 1670 × 80 giving us 133600
+ 1670 × 800 what gives us 1336000
+ 1670 × 1000 that equals 1670000

= 3139600
