OK, let's work through this together. We're starting with 220 and we're going to multiply it by 5, which means we add 220 to itself 5 times.
Step 1: 0 + 220 = 220
Step 2: 220 + 220 = 440
Step 3: 440 + 220 = 660
Step 4: 660 + 220 = 880
Step 5: 880 + 220 = 1100

So, 220*5 = 1100