2010 数学五年级上册脱式计算题.doc

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1、30.8÷[14－(9.85＋1.07)]=[60－(9.5＋28.9)]÷0.18=2.881÷0.43－0.24×3.5=20×[(2.44－1.8)÷0.4＋0.15]=28-(3.4+1.25×2.4)=2.55×7.1+2.45×7.1=777×9+1111×3=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

2、=24÷2.4－2.5×0.8=(4121+2389)÷7=671×15-974=469×12+1492=405×(3213-3189)=3.416÷（0.016×35）=0.8×[(10－6.76)÷1.2]=19.4×6.1×2.3=5.67×0.2-0.62=18.1×0.92+3.93=0.0430.24+0.875=0.4×0.7×0.25=0.75×102100-56.23=0.78+5.436+1=4.07×0.86+9.12.5=30.8÷[14－(9.85＋1.07)]=[60－(9.5＋28

3、.9)]÷0.18=2.881÷0.43－0.24×3.5=20×[(2.44－1.8)÷0.4＋0.15]=28-(3.4+1.25×2.4)=2.55×7.1+2.45×7.1=777×9+1111×3=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

4、×15-974=469×12+1492=405×(3213-3189)=3.416÷（0.016×35）=0.8×[(10－6.76)÷1.2]=19.4×6.1×2.35.67×0.2-0.62=18.1×0.92+3.930.0430.24+0.875=0.4×0.7×0.250.75×102100-56.23=0.78+5.436+14.07×0.86+9.12.5=