小学数学百分数应用题及答案(二十)(2)
网络资源
2018-09-17 13:47:17
解答
5÷(75+5),
=5÷80,
=6.25%;
答:节省6.25%
解答
5÷(75+5),
=5÷80,
=6.25%;
答:节省6.25%