六年级下学期数学口算题
( 共80分,8分钟完成)
班级姓名 得分 一、口算。(每小题1分,共60分。)
1.12×100= 4.5+0.55=6.43+1.95=2.5×4= 240÷40= 4×3.7×0.25=0.1×0.01=2.8×9+2.8=12.4+0.37= 840÷4= 3.6×0.2×1= 0.7×16-16×0.3= 270+90=3.7-0.07= 0.29-0.18=1-0.62= 1÷4=0.72÷0.12=4.2÷0.3=1.25×0.8=560÷4= 82-56=1.8÷0.9=45÷0.5÷2=1.25×0.8= 2.7-1.8-0.2= 8
9÷4=544×5
=
2
×513
2=
26×13=1
÷2= 5
2
56
÷5=二、巧算。(每小题2分,共20分。)12-6.2-3.8=8.9+3.8+1.1= 1.24+0.36÷6=0.25×0.7×4= 255000×2.25%×80%= 3.14
1.8÷0.9=1.7×25×4=12.4+0.37=3.7-0.07=30×(200+3)=4.8+2.3=0.36÷3=6+7.8=28+37=0.72÷0.12=45-32=3.82+2.5+6.18=321×2=0.8+0.2-0.8+0.2= 160×5=2.8×9+2.8= 5÷2.5=4.6-4.6÷4.6= 4.83-2.53= 8500×4= 3.6×0.2×1=69×7=
2211
3÷3= 4÷3
= 56×25= 36×1
2
=5
69
×18=
7÷65
=0.25×3+0.25= 12.5×9-12.5=×3.9×0.4=1.25×7+1.25=×1.25×0.2×4=
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