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递等式计算(能简便的要简便计算)9.6÷0.4×0.25 8...

9.6÷0.4*0.25,=24*0.25,=0.25*4*6,=6;8.68-8.68÷0.56*0.5,=8.68-8.68*(0.5÷0.56),=8.68*(1-0.5÷0.56),=8.68*0.06÷0.56,=8.68* 3 28 ,=0.93;29.7÷(5.85÷0.65),=29.7÷9,=3.3;1.25*3.2*0.8,=(1.25*0.8)*3.2,=1*3.2,=3.2;14.5*102,=14.5*(100+2),=14.5*100+14.5*2,=1450+29,=1479;4.7*4.7+4.7+4.7*4.3,=(4.7+1+4.3)*4.7,=10*4.7,=47.

(1)9.6÷0.4*0.25,=24*0.25,=6; (2)29.7÷(5.85÷0.65),=29.7÷9,=3.3;(3)7.4*9.9,=7.4*(10-0.1),=7.4*10-7.4*0.1,=74-0.74,=73.26;(4)3.84-2.7*0.64,=3.84-1.728,=2.112; (5)8.68-8.68÷0.56*0.5,=8.68-15.5*0.5,=8.68-7.75,=0.93;(6)4.7*4.7+4.7+4.3*4.7,=4.7*(4.7+4.3+1),=4.7*10,=47.

9.6÷(0.24*0.25)=9.6÷(0.24*1/4)=9.6÷0.06=160

1、0.25x0.4x7.5

你好!9.6/0.4*0.25 =9.6/(0.4*0.25)=9.6/0.1=96 如有疑问,请追问.

9.6÷0.25=(10-0.4)*4=10*4-0.4*4=40-1.6=38.4

(1)0.25*(0.4+40),=0.25*0.4+0.25*40,=0.1+10,=10.1;(2)0.67+1.28+9.33+0.72,=(0.67+9.33)+(1.28+0.72),=10+2,=12;(3)3.18-(0.33+1.18),=3.18-0.33-1.18,=(3.18-1.18)-0.33,=2-0.33,=1.67;(4)[1-(0.5-0.25)]*0.6,=[1-0.25]*0.6,=0.75*0.6,=0.45.

4÷(2.7*4)=4÷2.7÷4=1÷2.7=0.3700.4*1.43*2.5=0.4*2.5*1.43=1*1.43=1.437.95*101-7.95=7.95*(101-1)=7.95*100=795175÷0.25÷0.4=175÷(0.25*0.4)=175÷0.1=17509.4*[0.96÷(5.4÷0.9)]=9.4*(0.96÷6)=9.4*0.16=1.50452÷6.5+26*0.37=26*(2÷6.5+0.37)=26*(0.31+0.37)=26*0.68=17.68

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