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、写出分母为2、4、5、8、10、16、20、25的最简真分数,并化成小数和百分数

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分母是2的最简分数有1/2=0.5=50%

分母是4的最简分数有1/4=0.25=25%,3/4=0.75=75%

分母是5的最简分数有1/5=0.2=20%,2/5=0.4=40%,3/5=0.6=60%,4/5=0.8=80%

分母是8的最简分数有1/8=0.125=12.5%,3/8=0.375=37.5%,5/8=0.625=62.5%,7/8=0.875=87.5%

分母是10的最简分数有1/10=0.1=10%,3/10=0.3=30%,7/10=0.7=70%,9/10=0.9=90%

分母是16的最简分数有1/16=0.0625=6.25%,3/16=0.1875=18.75=18.75%,5/16=0.3125=31.25%7/16=0.4375=43.75%,9/16=0.5625=56.25%,11/16=0.6875=68.75%.13/16=0.8125=81.25%.15/16=0.9375=93.75%

分母是20的最简分数有1/20=0.05=5%,3/20=0.15=15%,7/20=0.35=35%,9/20=0.45=45%,11/20=0.55=55%,13/20=0.65=65%,17/20=0.85=85%,19/20=0.95=95%

分母是25的最简分数有1/25,2/25,3/25,4/25,6/25,7/25,8/25,9/25,11/25,12/25,13/25,14/25,15/25,16/25,17/25,18/25,19/25,21/25,22/25,23/25,24/25