I think you can use the word "convert" in that case. I don't think there is a more specific term, for this particular type of conversion.
divide to change the fraction into a decimal and multiply by 100 to change the decimal to a percent.
Change the percentage to a decimal by taking the percent and pitting it behind the decimal and to change it to a fraction put the percent under 100
fraction
17 percent into a fraction and a decimal = 17/100; 0.17
27.2
To change a fraction to a decimal: Perform the indicated division. To change a fraction to a percent: Perform the indicated division. Then multiply the quotient by 100.
To convert a fraction to a decimal, divide the numerator by the denominator. If you want to convert a decimal to a percent, multiply it by 100. If you want to make a percent a fraction, just put it over 100 and then simplify. To change a fraction to a percent, divide the fraction and then multiply it by 100.
33%:= 0.33 in decimal= 33/100 in fraction
Expressed as a decimal fraction, 55 percent is equal to 0.55.
Expressed as a decimal fraction, 79 percent is equal to 0.79.
Expressed as a decimal fraction, 210 percent is equal to 2.1.
100%-= What Fraction and What decimal point ?