百分数和分数、小数的互化的应用题

百分数和分数、小数的互化的应用题1.甲、乙两数之和是1.87,如果把乙数的小数点向左移动一位,那么甲、乙两书就相等.原来甲数是多少?乙数是多少?1 party a and b have two Numbers,if the sum is 1.87 ethyl decimal point move left a number,then party a and b have two books are equal.The original armour is number?B number?How much is the1 party a and b have two Numbers,if the 2.百分数a%（a为自然数,且1大于或等于a大于或等于100）写成不需约分的最简分数.（1）分子只能是什么数?（2）这样的分数有多少个?2 a % (a percentage for natural Numbers,and 1 is equal to or greater than a is equal to or greater than 100) -do not need the most Jane YaoFen scores.(1) molecules only what number is?(2) such scores how many?2 % (a percentage for a natural Numbers,and 1 is equal to or 그 레 이 터 than a is equal to or 그 레 이 터 than 100 - do not need) the most 제 인 YaoFen scores 이다.(1) molecules only what is number?(2) such scores how ma