1.5和0.025化成分数和百分数个是多少?百分数是150%,2.5%,分数是3/20,1/403分之1和8分之3化成百分数和小数各是多少?百分数是33.3%,37.5%小数是0.3333……、0.3750.5%化成小数和分数多少小数是0.005,分数是1/200
把0.5%化成分数和小数各是多少?解答:0.5%=5/1000=1/2000.5%=0.005把0.5%化成分数1/200把0.5%化成小数是0.005