五年级上册数学口算练习题.doc

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1、五年级（上）口算（二）4.25×4=0.07×0.5=33×0.04=6.5×4=15×0.08=2.3×0.6=0.09×0.9=4.7×0.1=54×0.8=1.6×0.03=0.8×0.9=0.6×100=1.75×0.1=3.2×0.5=25×0.4=12.5×0.8=6×1.5=0.6×0.7=8.5×0.2=6.5×0.4=0.66×0.3=2.5×0.4=1.7×0.8=0.012×20=5.5×2=3×0.09=2.2×0.5=4.1×0.6=0.75×0.4=0.32×100=23×0.4=1.6×0.4=7.2×0.5=0×23.5=4.73×10=4-1.4=60×

2、0.8=0.25×4=0.125×8=1.1-0.89=3.3×0.5=5.68+0.32=3.4×0.6=6.1-5.1=0.72-0.24=8.2-7.2=19+9.1=0.8+0.18=0.89-0.25=1-0.98=2.48+0.52=5×400=19.9+11.1=187÷1000=1+3.89=0.081×10=75÷10=0.96÷8=0.8×7=1.5×7=1.2×8=0.7×8=10.3×2=5×0.6=0.9×0.3=3.5×0.2=2.01×100=10×0.05=0.13×7=1.02-0.09=0.21×1000=0.7×0.4=0.05×400=4×0.3=

3、0.17+0.06=430-250=7.2÷0.8=0.17+0.6=0.83-0.6=1.7×300=0.98-0.09=0.2+0.78=600×0.7=10.2+0.02=0.15+0.7=670+250=10.2÷0.2=9.2-6=3.2-1.3=2+2.8=8500÷500=3.7+2.3=12.5×100=3.1+3=4.5-0.4=380-290=0.35+0.5=0.35+0.63=3.8+0.38=3.8+1=73500÷70=0.95-0.05=9.5-5=0.47+0.13=9.8-4.8=750÷25=3.1+0.3=6.3÷9=9.53-1.5=4-0.6=3

4、.33+0.3=　　0.3+0.27=0.53÷100=0.52+0.4=0.74+0.16=10×0.33=9.5-0.5=4.5+4=5-0.95=2.5+3.2=3.5+2.4=0.6-0.37=5.1+2.3=1.25×80=　1-0.75=0.95+0.5=0.23×100=4.8÷4=0.78÷10=3.4-2.8=80÷1000=　13.5+6.5=　3.05×100=1.2-0.8=0.92-0.2=0.82+0.3=70×1.2=0.052×10=0.72-0.43=0.83-0.5=0.25×100=10+0.08=0.5×1000=21.6-12.6=0.76+0.

5、14=0.25+0.75=5+0.07=63÷100=2.7+0.4=0.03×100=3.5+4.8=3.5+2.4=1-0.61=　0.47+0.23=7-3.73.7+0.33=　　0.5+0.33=1-0.6=8-4.6=5.8-3.6=0.52+0.4=6.45+5.5=　　4.5-1.3=3.4-2.8=9.53-1.53=8.8-6.7=1+0.9=7.2÷0.8=7.82+0.3=0.96-0.35=0.4×50=30×0.1=2.6×0.3=0.41×2=0.35×0.2=7.5×0.1=2.5×0.2=0.5×10=0.6×0.8=0.7×0.8=2.8×10=5.6

6、+0.4=4.7+2.3=0.45×0.2=1.2×0.8=0.62-0.32=0.75×100=　　0.02×0.5=3.6÷0.3=0.86÷2=5.6×100=0.75÷0.25=0.125×80=0.56÷28=0.6÷0.4=0.07×900=　9.6÷24=76.7-3.8=52÷1.3=12.8÷4=0.8×1.1=10÷20=　1.64+4.1=2.8÷4=0.75÷15=0.35×0.6=4.7+2.3=6.9－2.5=6×2.4=1.4×0.5=3.5×2=0.62－0.32=7.2×0.8=5.6÷28=4.8÷0.3=6.3÷7=0.75×100=3.6÷0.3=

7、5.6÷100=0.02×0.5=0.5÷0.25=0.36÷0.4=0.96÷4=0.64÷0.8=0.125×0.8=0.72÷3.6=3.6÷12=5.2÷13=12.5÷5=1.64÷41=0.8×1.1=7.2+12.8=46.7－3.8=0.108÷2=4.5÷0.9=4÷8=0.56÷0.7=1÷2.5=3.2÷0.04=1.2÷0.8=0.07÷0.7=1÷0.02=6÷15=3.8×0.01=4.95×1000=8