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三分之二x÷0.25=12

(2/3)x÷0.25=12 解:方程两边同时乘以0.25得: (2/3)x=3 方程两边同时...

12×(2-1/3)+(-3/4)÷(0.25) =12x2-12x1/3+(-3/4)/1/4 ...

三分之二+0.25÷八分之五 =(2/3)+(1/4)x(8/5) ...

(1)60除以80%=75 (2)75%+0.25=1 (3)3分之2x10分之九=5分之3 ...

0.25吨的3分之2是 =0.25x2÷3 =0.5÷3 =1÷6 =6分之1吨 朋友,请...

1125=1/3X^2, X^2=3375, X=±15√15,

0.25乘12.5除以三十二分之一 =0.25乘12.5×32 =0.25×4×12.5×...

(-3分之2)乘(5分之8)除以(-0.25) =2/3x5/8x4 =5/3

0.25+(1/12)+(2/(-3))-(1/4)-(5/12) =&n...

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