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1、小数乘除法计算题0.2+0.8=1-0.45=0.65+0.35=0.5-0.24=6.3+3.6=4.8-0.9=0.2-0.02=0.3-0.12=0.05+0.4=7.2-3.5=2.4+0.56=0.15+0.5=25100=0.561000=7X0.11=6.28100=1.83=7.2100=2.95100100=4.75+2.466=9.05-0.532=7.45+4.3=30-0.275=40.8+8.42=30-11.35=18.546+4.454=6.3-5.84=4.65+11.75=18.64-12.9=10-5.26=8.9+0.89=3.082+12.27=45.2
2、8-13.09=9.36+4.028=165.9-30.84=0.3566=1225=11.27=0.016240=3.58X24=26.488=49.515=0.609X8=91.2240=360X0.25=0.96X7=3.5160=0.12542=13.812=24816=1.3527=4.20.64=0.651.6=3.054.6=0.7560.18=0.250.57七（保留一位小数）24.50.17（保留一位小数）1、用竖式计算0.3961.2=16.90.13=10.643.5=86.40.27=0.120.44（保留两位小数）81.3（保留两位小数）O.756O.36=15.61
3、3=1553.9=3.70.016=（保留两位小数）1.8+0.02=5.763=2.087.5=0.430.28=0.720.9=90.753.31.052.4=4.60.6=0.20.01=I6.9O.131.890.54=3.080.43=0.2540=3.70.0165.616.1=5.2229=1.250.8=5.20.66.210.3=13.953.1=5.5X66=6.40.51.30.95.930.767.80.35=5.25521.840.78.40.25=0.0420.5428.146.73.54130.3961.2=20-5.6746.847.4515.613=5.40.
4、03636.722.40.1251.40.02514=5.7785.4=0.040.12=1.50.25=1.2040.43=3.259.04=61.2=9.22.3=3.5O.2=7.152218.90.54=6.450.73=4.8+2=1.553.90.358.6=1.526.7=3.524=8.41.37.218364.2524=35.4x4.25.247.22.523.40.7560.36=5.84O.I63.0636=8.023.5=8.90.05=7.6i.05=4.480.40.I815=8116.5-5.6=13.760.8=9.580.23=18.723.6=2.840.0
5、5=10.7512.5=3.84X2828.565.1.=0.420.3080.760.327.658850.18150.025I43.06363.70.01653x2.0736.02x0.356.7881.553.916.90.130.04x0.123.842.61.890.547.1O.2522.783.470.6212.250.573.5O.II.64411.553.92、脱式计算（能简算的要简算）3.94+34.30.21.2(9.62.4)4.84.85+0.351.48.717.4-8.77.49.510112.5x0.4x2.5x80.68(5.2-3.5)1.2540.50.81O.I84.8(I52.4)2.13O8257
