Given a fraction you can figure out the equivalent percent and decimal:
FRACTION PERCENT DECIMAL 3/4 75% .75 2/5 40% .4 1/10 10% .1 1/20 5% .05
Convert 3/4 to a decimal and percent: .75 ------- 4 | 3.00 2 8 ----- 20 20 ----- 0 Once you know that 3/4 equals .75, it's very easy to convert .75 to 75%.
Now you get to try a few for yourself.