(80.75/8.5+7.75)*3.7=?
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(80.75/8.5+7.75)*3.7=?(80.75/8.5+7.75)*3.7=?(80.75/8.5+7.75)*3.7=?(80.75/8.5+7.75)*3.7=(80.75+8.5*7.
(80.75/8.5+7.75)*3.7=?
(80.75/8.5+7.75)*3.7=?
(80.75/8.5+7.75)*3.7=?
(80.75/8.5+7.75)*3.7
=(80.75+8.5*7.75)*3.7/8.5
=(80.75+65.875)*3.7/8.5
=146.625*3.7/8.5
=146.625/8.5*3.7
=17.25*3.7
=63.825
(80.75/8.5+7.75)*3.7=?
(80.75÷8.5+7.75)×3.2的简便算法
1、75.6-35.6/0.89 2、2.5*3.1*1.2 3、(80.75/8.5+7.75)*3.2 4、25.8+3.76*0.5 5、10.8+32*2.5-10.8
5x-3.7=8.5
8.5乘3.7加12.5
5x-3.7=8.5,求x
有6个数,这6个数的平均数是8.5,其中前4个数平均数是9.25,后3个数的平均数是7.75,第四个数是几?
3.7.
3.7
题是8.5-X=3.7,X除1.2=0.8,25X=17.
77.5*3.6+7.75*63+7.75简算
12.25+36+7.75=?
解方程.1.2y-y=0.96 5y-3.7=8.5 7a+3×4=40
4.6-1.25+5.4-7.75简算
找规律.7.75,1.55,0.31,( )( )
3.25+7.75-6=几
解方程:5x-3.7=8.5 x-13=104 3x-x=41.6 4x/1/2==0.8
计算(加减乘除)一.(-5/7)+1.4二.3/2-[(-1.5)+0.5]三.(-7.75)-(-3.5)(+0.75)-(-8.5)四.1/5*1/2*(-15)+7*(-1/2)五.-3*4+12*(1/3-5/2)六.(-8)/ 4*(-3)七.1/6 / (-4/3)/(-0.25)八.(-1.6)*0.4 / (-0.5)九.(-3/4)*(-1.5)/(-2.