No problem, we've got 1378 and 2885 to multiply
1378 × 2885 = 2885 × (1378)
+ 2885 × 8 which equals 23080
+ 2885 × 70 what gives us 201950
+ 2885 × 300 giving us 865500
+ 2885 × 1000 resulting in 2885000

= 3975530
