Let's roll up our sleeves and solve this. We have 931 and we're going to multiply it by 5, essentially adding 931 to itself 5 times.
Step 1: 0 + 931 = 931
Step 2: 931 + 931 = 1862
Step 3: 1862 + 931 = 2793
Step 4: 2793 + 931 = 3724
Step 5: 3724 + 931 = 4655

So, 931*5 = 4655