To write a Percent as a Fraction, write the number over a denominator of 100, and then simplify it. If the fraction form is an improper fraction, then make it a mixed number.
To write a Percent as a Decimal, move the decimal two places to the left. This is essentially like dividing it by 100.
To write a Fraction as a Percent, divide the numerator by the denominator, then multiply the result by 100. This moves the decimal 2 places to the right.
To write a decimal as a percent, multiply it by 100, which moves the decimal 2 places to the right.