0.05*3.18*400 =0.05*400*3.18=20*3.18=63.6 【1.25+1.25+0.125】*0.8 =1.25*0.8+1.25*0.8+0.125*0.8=1+1+0.1=2.1 7.5*100.1 =7.5*(100+0.1)=7.5*100+7.5*0.1=750+0.75=750.75 0.25*83.6-4.36*0.25不能简便 不懂可...
0.05*3.18*400 【1.25+1.25+0.125】*0.8 7.5*100.1 0.25*83.6-4.36
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相关问题
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化简比0.75:3/81又3/4:0.25 25:0.125 7/8:1/4 25%:3/5 45:30 3/5:1/6
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(2011•桐庐县)解方程.①0.5x=3.5②[1/4]-0.1x=0.05③0.36:8=x:25.
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|-0.75|+(+3又1/4)-(-0.125)-|-0.25|+(+5/8)
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1.求比值0.3:10 0.25:0.28:0.7 :1.25 2.化简比:0.12:27 125:0.36:4.5三、
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1页 0.8*4= 2.6*7=2.05*3=12.4*4=2.3*2=0.8*5=1.25*6=0.04*5=7.63
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0.125+(3又1/4)+(-3又1/8)+9(+7/8)+(0.25)=?
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0.125+(3又1/4)+(-3又1/8)+9(+7/8)+(-0.25)=?
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①(0.25^2008)*(4^2009)-(8^100)*0.5^300得多少 ②(0.125^3)*(0.25^3)
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直接写出得数 (1)8.4÷4= 0.36×3= 18.36÷0.6= 3.2×1.25×0.25= (2)4.28+1
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口算 5×4=6.4÷0.8=7.2×0.01=10÷4=0.36×2=1÷0.125=0.25×8=8.1÷0.3=0