Let's get this math done. We have 48 and we're going to multiply it by 5. This is the same as taking 48 and adding it to itself 5 times.
Step 1: 0 + 48 = 48
Step 2: 48 + 48 = 96
Step 3: 96 + 48 = 144
Step 4: 144 + 48 = 192
Step 5: 192 + 48 = 240

So, 48*5 = 240