Sure thing! We've got 955 and we're gonna multiply it by 4. That's the same as adding 955 to itself 4 times.
Step 1: 0 + 955 = 955
Step 2: 955 + 955 = 1910
Step 3: 1910 + 955 = 2865
Step 4: 2865 + 955 = 3820

So, 955*4 = 3820