小数计算练习试题

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1、1.2X1.4=0.37X8.4=3.14X2.8=0.85X1.12=0.86X5.4=0.15X2.34=40=14=26.374-31=45.54-38=15604-35=4.84-2.3=1.55^3.9=7・2一2.1=3.87—7=146.4—13=5.634-6」=2.84X0.03=0.38X0.13=26.374-31=32十42=2.84X0.03=4.84-23=0.382X0.13=4.24-4.5=1.64+2.35=8.65—6.31=28.44"14=0.58X250=12.5+3.6二10.88—3

2、4二10—7.64=1.86X7=13.88-6.29=926X0.15=84-500=26.3+7.93=23X7.06=100.2-2.28=44=9（精确到百分位）18*24=43.68三26二25.3^0.88=0.15754-3.15=0.612^1.8=16.787H-0.28（保留一位小数）2.36X0.222.8X4.583.574-4.282.8^3645x2.463.6-0.24382.5—456.4x5.480.396一1.2=0.756^0.36=27.5^0.025=5.08X0.65（得数保留两位小数）

3、9.62^0.158（得数保留两位小数）14.2F11（商用循环小数表示）小数除法计算练习题25.2一6=34.5一15=7.83—9=4.08―0.54^6=6.3R4=72^15=14.2127=24.82=38.5^5=0.56一7=5.2W0.4二43.68—26=36.8^23=2.67趺2.6=0.9^0.045=0672三4.2二0.1575^3.15=二0.612^1.8=244-96=8.64*8=29.294-29=111*0.37=48三23=15.5^38=70.9^5.2=5.98^0.23=3.81^7

4、=246.4ml3二5.63^6.1=346.4^23=用竖式计算（得数保留一位小数）10.05三32二210—187=4.035一2.4二16.787^0.28=小数加减法用竖式计算复习题题2.7+13.1二32.4-10.2=7.32+1.47二1.46+0.32=6.3+0.6=6.5-3.4=12.05-0.79=10-0.73=2.74+7.26=7&5-25.65=12.8+26.5=4.3+2・3=5.2-1.4=11.8+3.7=10-2.8=7.6+5.8=3.2+2.5=5.8+16.47=23-9.53=41

5、.2-17.64=51.09+29.46二2.38+4.1=13-4.85=3.9+1.8二2.62+5.9=4.95+6.05二7.45+5.95=3.14+5.72二4.8-2.8=1.3+2.5二3.11+2.22二26213.1=12.3+11.2=35.8-13.3=25221.6=1.45+0.4=3」6+0.23=1.45-0.4=51.5-26.5=45.2-33.4=38-33.4=8.5+1.55=7.3225=10245=32.5+7.6=3.7+2.36=15.4-2.97=11.65+7.39=10.2+

6、8.75=5.94+10.7=10-3.14=14.12+13.96=11.7+2.86二3.15-2.01=8-7.23=8.65+9.05二9.43-0.38=12.3-5.8=15-3.9=2.7+4.85二1.49+3.62二1-0.56=4.3+2.31=0.17+0.33=0.95+0.81=0.32+0.42=3.8+3.54=6.36485二0.98+3.5=9.5-4.85=3.05-2.9=85-34.7=2.08+1.75=2.7+4.4=4.19+2.83=12.6+2.45二7.5+2.09二35.6+2

7、.85=1.8+1.3=2.7+13.1=17.25+8.56=0.56+3.485=6.93+23.2二1&21-13.42=1.285+4.26=47.9-15.6=23.92-8.69=4.68-2.39=10.86-6.73=78.906+23.07=96.317-23.41=6.53+0.36二6.96+3.03=56.9-12.5=5.29-0.99=16.5+44.4二45.2+34.12二72.8-24.92=19.89-18.9小数乘除法用竖式计算复习习题(1)68.8^4=(2)85.444-16=(3)67.

8、54-15=1.86X7=926X0.15=(7)16.84-28=(8)15.6*24=(9)0.1384-15=(10)1.354-27=(11)0.4164-32=(12)3.644-52=(13)91.24-3.8=(14)0.7564-0