来自宋星光的问题
-大小比较3.6*1.1()3.63.6*0.9()3.63.6*1()3.63.6/1.1()3.63.6/0.9()3.63.6/1()3.6
-大小比较
3.6*1.1()3.6
3.6*0.9()3.6
3.6*1()3.6
3.6/1.1()3.6
3.6/0.9()3.6
3.6/1()3.6
3回答
2020-06-04 01:36
-大小比较3.6*1.1()3.63.6*0.9()3.63.6*1()3.63.6/1.1()3.63.6/0.9()3.63.6/1()3.6
-大小比较
3.6*1.1()3.6
3.6*0.9()3.6
3.6*1()3.6
3.6/1.1()3.6
3.6/0.9()3.6
3.6/1()3.6
3.6*1.1(>)3.6
3.6*0.9(<)3.6
3.6*1(=)3.6
3.6/1.1(<)3.6
3.6/0.9(>)3.6
3.6/1(=)3.6
再问一个-列式的。-小明买了1千克糖果和3千克饼干,付了45.6元。小丽买了同样的糖果和饼干各1千克,付了21.6元。这种糖果和饼干每千克各是多少钱?
饼干(45.6-21.6)/2=12元糖果21.6-12=9.6元