Sure thing, let's get straight to it. We start with 920 and we're going to multiply it by 4, which means adding 920 to itself 4 times.
Step 1: 0 + 920 = 920
Step 2: 920 + 920 = 1840
Step 3: 1840 + 920 = 2760
Step 4: 2760 + 920 = 3680

So, 920*4 = 3680