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脱式计算 9.9*4.6

    发布时间:2019-07-07 11:09

    7.9*(10-0.1)=79-0.79=78.21。
    脱式计算 6 ÷5分之3 - 5分之3÷6 =10-0.1 =9.9 12分之5×13分之1- 4分之1÷13 =(5/12-1/4)×1/13 =1/6×1/13 =1/78 0.16+4÷(3分之1-8分之1 ) =0.16+4÷5/24 =0.16+19.2 =19.36 5分之3 ÷[(5分之1+3分之1 )÷9分之2 ] =3/5÷【8/15÷2/9】 =3/5÷12/5 =1/4。还没编明白…… 1) 70+5×4÷55 2) 86-26×19-2 3) 9×95+5-49 4) 4÷87+0+6 5) 82×98÷01÷9 6) 69-51-1-51 7) 6÷6×7×76 8) 2×4÷8×84 9) 9÷9×2÷79 10) 4-0+73+1 11) 18-6+13×6 12) 。计算结果比较麻烦,36.7-9.97 =36.7-10+0.03 =26.7+0.03 =26.73 4.6×9.9 =4.6×(10-0.1) =4.6×10-4.6×0.1 =46-0.46 =45.54 不懂可追问,22×4+221 21×3+410 40÷2+174 147+72÷8 9×4+420 2×80÷4 120×5÷2 202+36÷9 30÷5+240 81÷9+877 66×5+774 921+7×4 80×6×2 770÷7+65 807+20÷2 100-50÷5 35-35÷7 302+30×2 600×8÷3 40+100÷5 434+25×5 60-12×3 64÷8+456 640+60×4 0.8×[15.5-(3.21+5.79)] (31.8+3.2×4)÷5 31.5×4÷(6+3) 0.64×25×7.8+2.2 2÷2.5+2.5÷2 194-64.8÷1.8×0.9 36.72÷4.25×9.9 5180-705×6 24÷2.4-2.5×0.8 (4121+2389)÷7 671×15-974 0.8×[7.9-(2+5)] 469×12+1492 405×(3213-3189) 3.416÷(0.。有帮助请采纳,1、2.5X1.25X32 =2.5X4X(1.25X8) =10X10 =100 2、0.5X1.9X0.5X4 =(0.5X2)X(0.5X2)X1.9 =1X1X1.9 =1.9 3、(10+0.1+0.01)X39 =10X39+0.1X39+0.01X39 =390+3.9+0.39 =394.29 5、6.19X2.05+79.5X0.619 =6.19X2.05+7.95X6.19 =6.19X(2.05+7.。1.45+15×6= 135 2.250÷5×8=400 3.6×5÷2×4=60 4.30×3+8=98 5.400÷4+20×5= 200 6.10+12÷3+20=34 7.(80÷20+80)÷4=21 8.70+(100-10×5)=120 9.360÷40+10= 19 10.40×20-200= 600 11.(80-25)*2= 110 12.70+45=115 13.90×2÷3= 60 14.16×6÷3= 32 15.。
    随机数,简单编了个程序,1.10-5.4= 2.4÷20= 3.5×200= 4.1.5-0.06= 5.0.75÷15= 6.0.4×0.8= 7.4×0.25= 8.0.36+1.54= 9.1.01×99= 10.420÷35= 11.25×12= 12.135÷0.5= 13.3/4 + 1/4 = 14.2 + 4/9 = 15.3 - 2/3 = 16.3/4 - 1/2= 17.1/6 + 1/2 -1/6 = 18.7.。随机运算符连缀生成算式,6.9*9.9 =6.9×(10-0.1) =6.9×10-6.9×0.1 =69-0.69 =68.31。谢谢!。
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