21.5 is already expressed as a decimal
Chat with our AI personalities
To find 30 percent of 215, you would first convert 30 percent to a decimal by dividing it by 100: 30 ÷ 100 = 0.30. Then, you would multiply 0.30 by 215: 0.30 x 215 = 64.5. Therefore, 30 percent of 215 is 64.5.
To convert a fraction (or decimal) to a percentage multiply by 100: 215/500 x 100 = 43/100 x 100 = 43 %
20% of 215 = 0.20 * 215 = 4320% off of 215 = 215 - 20% of 215 = 215 - 43 = 172
The factors of 215 are: 1 5 43 215
215 = 1 x 215, 5 x 43.