丽丽家买来一袋面粉,吃了15千克,正好是这袋面粉的4分之3,这袋面粉还剩多少千克?*u+Q-e3l8~;k+~,Z't
解:
算式:提示1T8@:P2f1f3}5?+x*u+Q-e3l8~;k+~,Z't
答:这袋面粉还剩3H(r1A1h4T1s8S:x千克。*u+Q-e3l8~;k+~,Z't