Sure thing! We've got 278 and we're gonna multiply it by 6. That's the same as adding 278 to itself 6 times.
Step 1: 0 + 278 = 278
Step 2: 278 + 278 = 556
Step 3: 556 + 278 = 834
Step 4: 834 + 278 = 1112
Step 5: 1112 + 278 = 1390
Step 6: 1390 + 278 = 1668

So, 278*6 = 1668