小学五年级下册数学计算题(3页).doc

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1、-第 一 页小学五年级下册数学计算题-第 二 页一1、口算1.258=0.254=0.18=2.254=0.754=6532=830.125=430.25=9731=4151=2、解方程0.7=70.7=720.7=0.731=424=0.54（2）=82（3）=43.20.6=5.23.50.215=0.52.5=4253、简便运算3.99250.41.25810.58.93.64.12.40.250.7347.810.1二1、口算2450=17.63.9=6.15.78=0.830.6=0.452.85=3.96.5=4.53=3600.2=4.810=700.14=2、解方程72=211

2、1125=24795=243=815341=811（4783）=87532=5113.12=1.243.12=15.682.3=18.33、简便运算7.30.2447399（501.11）29995.5817.59.28（0.50.2）0.24（64.61000.52）0.62166.8（0.350.54）3.072（0.30.5）0.12三口算：4.80.39=7.41000=874=9519=0.5100=25160=2516=24.7225.7=1800.1=1.160.6=21.580=7.70.6=360.02=170.05=3250=2.20.011=0.7236=11228=4.

3、8529=2565=90343=601.5=3.040.8=56328=2520=40.68=0.18500=0.77200=0.448=1670.3=四解方程：52=1.4763=1.274.2=11.29.15.6=637.5=10.215=64187=609.5=31.4560.4=9.660.4=163218=2503.21.6=83216=0.80.162.5=10.5610.7=7.32.14=8.534.2=0.653=3.562=16823.4=514.63=131.37.2=12.4155=10042.7=7.32.95=0.585.52=132.82=12328=0.43.

4、24=801.51=3.25五口算：752.5=30828=1.510.9=3215=1.50.09=2862.86=0.6488=8.34=8340=0.834=7516=4.53=57.25=12400=74037=3.0830=9150=2.752=12.640=0.321.95=26080.25=20.125=1.250.125=3.140.01=12.563.14=-第 三 页15.73.14=6.2831.4=3.543=4.440.111=800.15=六解方程：10.521=56218=78512.5=32.30.374=12.51.51.25=0.7541.36=2.6612

5、.8=15.8（3）2=7.513.29=33.3129=8.73.448=26.84.22.5=1230.8=63.822=4.8125=4.87100.53=7.43（0.5）=210.58=230.53.4=8.580.487.4=9.7（2.73.7）=70.4（4.5）2=1328.15=18.170.320.54=0.56七口算：0.20.4=8.21.8=10035.22=7.51.5=0.819=30.5=0.1258=0.12516=0.12512=4.50.9=0.250.4=4.80.16=00.99=3.521=34=3.64.7=0.054=10.08=3.50.01

6、=1.250.25=3.90.39=4.85.2=4.816=40.25=0.0010.1=10.01=2.60.13=1.964=1025=180.3=八解方程：0.8=63.822=4.8125=4.87100.53=7.43（0.5）=213（1.5）=210.58=210.53.4=8.580.480.19=9.410.487.4=9.7（2.73.7）=70.4（4.5）2=132.58.15=18.170.320.54=0.5686=4857.8=20.20.164.8=2.51895=13.5784=8223.4=7.22.41.6=2.29（1.1）=18.9521.8=3.63（12）=2.1622.5=4173.511=243（102）=122（27）=42