36×12÷7-36÷1.4简便怎么计算1天

分类: 作业答案 • 2021-12-19 16:56:13

问题描述：

36×12÷7-36÷1.4简便怎么计算
1天

答

36×12÷7-36÷(7/5)
=36×12÷7-36×5÷7
=36÷7×12-36÷7×5
=(36÷7)-(12-5)
=36÷7×7
=36

答

36×12÷7-36÷1.4
=(36x12x2)/14-360/14
=(36x24-360)/14
=[36(24-10)]/14
=36x14/14
=36

答

36×12÷7-36÷1.4
=36×12÷7-36÷7÷0.2
=36×12÷7-36×5÷7
=36÷7×（12-5）
=36÷7×7
=36×1
=36