Let's get this math done. We have 889 and we're going to multiply it by 4. This is the same as taking 889 and adding it to itself 4 times.
Step 1: 0 + 889 = 889
Step 2: 889 + 889 = 1778
Step 3: 1778 + 889 = 2667
Step 4: 2667 + 889 = 3556

So, 889*4 = 3556