问题 解答题 把下面的分数化成百分数.(除不尽的百分号前保留一位小数)12=______38=______710=______135=______13≈______216≈______. 答案 12=50%,38=37.5%,710=70%,135=160%,13≈33.3%,216≈216.7%.故答案为:50%,37.5%,70%,160%,33.3%,216.7.