23一2.3÷0.125÷0.8简便计算?
应该是先计算0.125×0.8=0.1,这样的话就是23-2.3÷0.1=0,应该是这样简便一些。
3.2÷0.125÷8用简便方法怎么写?
可以用除法的性质来简便计算:3.2÷0.125÷0.8=3.2÷(0.125*0.8)=3.2÷0.1=32
1.82÷0.125÷0.8 简便计算 急!!!
=1.82÷(0.125×0.8)=1.82÷0.1 =18.2
0.72÷0.125÷0.8简便计算?
0.72÷0.125÷0.8 =0.72ⅹ1\/0.125ⅹ1\/0.8 =0.72ⅹ1\/(0.125x0.8)=0.72X10 =7.2
18一1.8÷0.125÷0.8简便计算?
18一1.8÷0.125÷0.8 =18-1.8÷(0.125x0.8)=18-1.8÷0.1 =18-18 =0
0.72÷0.125÷0.8简便计算是?
0.72÷0.125÷0.8=0.72÷(0.125×0.8)=0.72÷0.1=7.2
[(4.8-0.3)÷0.125]÷0.8的简便计算?
[(4.8-0.3)÷0.125]÷0.8 =[4.5÷1\/8]÷8\/10 =4.5×8×10\/8 =45 简便计算中最常用的方法是乘法分配律。乘法分配律指的是ax(b+c)=axb+axc其中a,b,c是任意实数。相反的,axb+axc=ax(b+c)叫做乘法分配律的逆运用(也叫提取公约数),尤其是a与b互为补数时,这种方法更有用...
7.32÷0.125÷0.8简便计算
7.32÷0.125÷0.8 =7.32÷(0.125x0.8)=7.32÷0.1 =73.2 祝学习进步,望采纳...
87.2除以0.128除以0.8简便计算
此题无法简便计算,第一个除数应该是0.125,87.2÷0.125÷0.8 =87.2÷(0.125×0.8)=87.2÷0.1 =872
23÷0.125(简便方法计算)
23\/0.125=23\/(八分之一)=23*8=184