To find 20% of 30, you can use a simple formula: multiply the percentage (as a decimal) by the number. In this case, you convert 20% to a decimal, which is 0.20.
Now, multiply:
0.20 × 30 = 6
So, 20% of 30 is 6. This means if you have a total of 30 and want to find out what 20% of that total is, you calculate that it equals 6.