-3/4+(-20.125)-6.5+1/8-(-0.75)-5.29+3.1-(-1.8)+(-0.1)-9.87
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-3/4+(-20.125)-6.5+1/8-(-0.75)-5.29+3.1-(-1.8)+(-0.1)-9.87-3/4+(-20.125)-6.5+1/8-(-0.75)-5.29+3.1-(-
-3/4+(-20.125)-6.5+1/8-(-0.75)-5.29+3.1-(-1.8)+(-0.1)-9.87
-3/4+(-20.125)-6.5+1/8-(-0.75)
-5.29+3.1-(-1.8)+(-0.1)-9.87
-3/4+(-20.125)-6.5+1/8-(-0.75)-5.29+3.1-(-1.8)+(-0.1)-9.87
-3/4+(-20.125)-6.5+1/8-(-0.75)
=0.75-20.125-6.5+0.125-0.75
=(0.75-0.75)+(0.125-20.125)-6.5
=0-20-6.5
=-26.5
-5.29+3.1-(-1.8)+(-0.1)-9.87
=-5.29+3.1+1.8-0.1-9.87
=-10.36
所有的关键都4!=24 !为阶乘 1.3.4.6 6/3-1=1 4!=24 24*1=24 1.5.5.5 (5-1)!=24 5/5=1 24*1=24 1.6.6.8 (6 6-8)
—26.5
-3/4+(-20.125)-6.5+1/8-(-0.75)
-3/4+(-20.125)-6.5+1/8-(-0.75)-5.29+3.1-(-1.8)+(-0.1)-9.87
(-8)+10+2+(-1)-1+2-3-4+5-2/3+(-1/6)-(-1/4)-1/2-20+(-15)-(-17)--12-3/4+(-20.125)-6.5+1/8-(-0.75)-5.29+3.1-(-1.8)+(-0.1)-9.87
9+6.5+4-1
1又3/4+(-6.5)+3又3/8+(-1.75)
0,-3分之1,3,0.2,4,6.5,-4又2分之1从小到大排列
1又1/4+(-6.5)+3又3/8+(-1.25)+5/28=
0.16+4÷(3/8-1/4)8/9+(1-3/4)×4/9 3.5×0.8+6.5×80%
计算:(0.25)^4*(-8)^3+[(-10/3)*2-4/13*(-6.5)+(-2)^4除以(-60)]/(-1/3^2)
计算:(0.25)^4*(-8)^3+[(-10/3)*2-4/13*(-6.5)+(-2)^4除以(-60)]/(-1/3^2)
4x+3×0.7=6.5
4X+3×0.7=6.5
几道计算题,1.(17/2-6.5*17/13)/(5.75+7/3+1/4)
1又4分之3-6.5+3又7分之4-1.75+2又7分之3
解方程:0.5y-0.7=6.5-1.3y 1/3x-6=3/4x-1/6
1,-3分之5,+3.2,0,3分之1,-6.5,+108,-4,-6 其中哪些数是正整数?
1又4分之3 +(-6.5)+3又8分之3+(-1.75)+2又8分之5
1+4分之3+(6.5)+3又8分之3+(-1.75)+2又8分之5