Without delay, let's solve this. We've got 215 and we will be multiplying it by 6, that is, adding 215 to itself 6 times.
Step 1: 0 + 215 = 215
Step 2: 215 + 215 = 430
Step 3: 430 + 215 = 645
Step 4: 645 + 215 = 860
Step 5: 860 + 215 = 1075
Step 6: 1075 + 215 = 1290

So, 215*6 = 1290