Without delay, let's solve this. We've got 43 and we will be multiplying it by 6, that is, adding 43 to itself 6 times.
Step 1: 0 + 43 = 43
Step 2: 43 + 43 = 86
Step 3: 86 + 43 = 129
Step 4: 129 + 43 = 172
Step 5: 172 + 43 = 215
Step 6: 215 + 43 = 258

So, 43*6 = 258