Let's get this math done. We have 923 and we're going to multiply it by 5. This is the same as taking 923 and adding it to itself 5 times.
Step 1: 0 + 923 = 923
Step 2: 923 + 923 = 1846
Step 3: 1846 + 923 = 2769
Step 4: 2769 + 923 = 3692
Step 5: 3692 + 923 = 4615

So, 923*5 = 4615