Sure thing! Let's multiply 1620 and 1638 together
1620 × 1638 = 1638 × (1620)
+ 1638 × 0 what gives us 0
+ 1638 × 20 producing 32760
+ 1638 × 600 that equals 982800
+ 1638 × 1000 resulting in 1638000

= 2653560
