Let's roll up our sleeves and solve this. We have 73 and we're going to multiply it by 6, essentially adding 73 to itself 6 times.
Step 1: 0 + 73 = 73
Step 2: 73 + 73 = 146
Step 3: 146 + 73 = 219
Step 4: 219 + 73 = 292
Step 5: 292 + 73 = 365
Step 6: 365 + 73 = 438

So, 73*6 = 438