Sure thing! We've got 938 and we're gonna multiply it by 4. That's the same as adding 938 to itself 4 times.
Step 1: 0 + 938 = 938
Step 2: 938 + 938 = 1876
Step 3: 1876 + 938 = 2814
Step 4: 2814 + 938 = 3752

So, 938*4 = 3752