(1/3+2/5)÷4/15
=11/5÷4/15
=33/4
5/7×16.31-2.31÷7/5
=5/7x16.31-2.31x5/7
=5/7x(16.31-2.31)
=5/7x14
=10
4÷2/3-8÷1/12
=6-96
=-90
如果本题有什么不明白可以追问,如果满意请点击“选为满意答案”
(1/3+2/5)÷4/15 5/7×16.31-2.31÷7/5 4÷2/3-8÷1/12
(1/3+2/5)÷4/15 5/7×16.31-2.31÷7/5 4÷2/3-8÷1/12
(1/3+2/5)÷4/15=???????????............5/7×16.31-2.31÷7/5???????????......................4÷2/3-8÷1/12=????????????......................
(1/3+2/5)÷4/15=???????????............5/7×16.31-2.31÷7/5???????????......................4÷2/3-8÷1/12=????????????......................
数学人气:490 ℃时间:2020-01-30 22:56:53
优质解答
我来回答
类似推荐
猜你喜欢
- 1When it was time for dessert,she _____(turn)on the lights.横线上填什么?
- 2Class 4 students visited the car factory last week.(保持原意)
- 3eat,I,my,mother,with连词成句
- 4英语翻译
- 5I am crying ,I need your help ,Who can help me .
- 6x-五分之二x-25X=二分之一 怎么解
- 7由于铭牌模糊不清,只能看到某用电器上标有“?V 8W”字样(“?”表示模糊不清的数字,此用电器的额定电压小于10V).现将此用电器与一电阻箱串联接入12V电压下(此电压保持不变),
- 8把三个高相等,底面半径都是10cm的圆柱形盒子叠放在一起(如图),如果拿走1个盒子,表面积就要减少314cm2,每个盒子的体积是多少?
- 9求铁块在水中受到的浮力!
- 10仿桂林山水写一篇500字的作文