Sure thing! Let's multiply 2603 and 4001 together
2603 × 4001 = 4001 × (2603)
+ 4001 × 3 what gives us 12003
+ 4001 × 00 what gives us 0
+ 4001 × 600 which equals 2400600
+ 4001 × 2000 that equals 8002000

= 10414603
