五年级数学第二单元口算试卷班级 姓名 座号 一、口算（6 分）1.20.2= 2.54= 0.25+4= 1.870=3.5+0.5= 1.20.4= 3.64= 01.25=0.126= 0.640.03= 5.8+4.2-6.5= 7.83=0.1258= 2.81.4= 0.250.5= 7.217=0.3510= 3.63= 6.30.9= 0.546=0.30. 1= 1.32= 0.48= 27.33=0.510.3= 150.01= 510= 0.712=0.20. 5= 3.80. 1= 0.20.2= 0.040.4=12.4+7.6= 80.5= 0.7236= 92.5+2.5=1.83= 2.32= 6.55= 2.142=2.54= 2.72= 0.57= 4.8+3.6+5.2=3.41.7= 2.5+0.2= 4.55= 5+2.8=0.80.3= 13.520= 5.255= 42.2=0.120.5= 1.85= 6.242= 2.83-1.43=1.2+2.9= 3.82= 1.323= 4.67=
