Sure thing! We've got 270 and we're gonna multiply it by 4. That's the same as adding 270 to itself 4 times.
Step 1: 0 + 270 = 270
Step 2: 270 + 270 = 540
Step 3: 540 + 270 = 810
Step 4: 810 + 270 = 1080

So, 270*4 = 1080