Answer:
To change a percent to a fraction, you just have to know that 1% = 1/100
Example: 75% = 75/100
To change a percent to a decimal, you just have to know that 1% = 0.01
Example: 75% = 0.75
To change a decimal to a fraction, you just have to know that 0.01 = 1/100
Example: 0.75 = 75/100
