To find out what is 15 percent more than 20, we first need to calculate what 15 percent of 20 is. We do this by converting the percentage to a decimal and multiplying it by 20.
15 percent can be expressed as 0.15 (since 15% = 15/100). Now, we multiply:
0.15 × 20 = 3
Now that we know 15 percent of 20 is 3, we add this value back to the original number (20):
20 + 3 = 23
Therefore, 15 percent more than 20 is 23.