第一篇:小学数学五年级下册口算竞赛试题
学号
小学数学五年级下册口算竞赛试题
计划做题所需时间: 3分钟成绩:
一、我会算。(50题,每题2分)
12.5×80=14.8÷0.1=7.2+4.8=8.56×0=4253
=-24÷0.6=55-5.5=556.6÷0.3=924.8÷48=:名14.8+2.2= 姓5989=1.25×8=:111
级8 -8 =2.5班6-2.5=0.94.7+2.3=46.7-3.8=3.284.5×2=12.86.9-2.5=5.2:7.2×0.8=12校学
77÷100=1.513 +172.6×0.3=18+7
8= 1924 -1324 = ×0.4=3.35÷3=5÷4=3.9÷13=7.2÷0.2=
×1000=3.0213 -1=10×7=0.6+7=×0.1=×1000=1.2-1.7=2.9×0.1=5.4÷0.13=3.2×0.1=7×100=×10 ×10 ==
2.4×4=
+4
=
÷4=-0.9= ÷0.6= ÷5= ×0.62=14.6+24=0.97.2
第二篇:小学数学五年级数学口算、速算竞赛试题
小学数学五年级口算、速算竞赛试题
挑战计算极限,争当计算明星!加油!
时间:30分钟
学校_____________班级_____________姓名__________________
一、直接写出得数(每题0.5分,共10分)。
1.2×500=
756÷7=
494-98=
0.25×48=
0.4÷0.08=
875+12.5=
3÷0.125=
9.6÷32= 9.83-8.3=
3.6÷7.2=
3.23-0.9=
5.25×4=
1.01×99=
99×0.25=
15÷0.25=
1.25×32=
101×0.15=
48.32÷16=
840÷28=
31.4-9.8=
二、脱式计算。(每题1分,共8分)。
1.25×5×8
7.6×8+2.4×8
32×125×2.5
13.2 -3.7 - 6.3
0.4×0.7×0.25
2.78×8.8+2.78×2.2
0.95×9+0.95
3.8+2.5+6.2
二、竖式计算。第1、2题要求验算。(期中1.2题每题3分,其余每题2分,共14分)
(1)1.07×2.4=
(2)12.6÷0.28=
(3)5.8×12=
(4)3.76×0.25=
(5)20.4÷24=
(6)11.7÷2.6=
三、求近似数。(前两题保留一位小数,后两题保留两位小数)(每题3分,共12分)
(1)0.82×3.7
(2)1.55÷3.8
(3)0.76×1.2
(4)3.81÷7
四、能简算的要简算。(每题4分,共24分)(1)2.6×3.2+7.4×3.2
(2)0.75×18÷0.15
(3)0.25×12
(4)4.72×12.5×8
(5)7.28+3.2÷2.5
(6)1.8×101
五.求未知数。(每题4分,共16分)
(1)x+0.6=1.7
(2)x-7=8.2
(3)3x=2.4
(4)x÷3.2=2
六、列式计算。(每题4分,共16分)1、14个2.5的和是多少?
2、甲数是40.9,比乙数少3.5,求乙数。
3、8与2.4的差是1.4的多少倍?
4、3.46与2.54的和乘4,积是多少?
第三篇:小学数学六年级下册口算竞赛试题
学号
小学数学六年级下册口算竞赛试题
计划做题所需时间: 3分钟成绩:
一、我会算。(50题,每题2分)
17×40=100-63=3.2+1.68=2.8×0.4=14-7.4=1.92÷0.04=0.32×500=0.65+4.35=10-5.4=40.75÷15=1.01×99=13:名4
4=2 +姓 0.51÷17=4.9×0.7=8×1.5=4.82.3×4=3.25:2.6×3=4.1级班2.5×2=0.52.8×10=0.7
:校学
÷20=3.5×0.8=4÷35=2549
=3+19=5.2÷5=6÷0.3=2.73×0=0.4×2=0.35×10=0.6×0.8=
×200=1.5×0.25=0.36×12=1352
×3
=÷1.3=1.6÷12=0.87+1.5×4=×50=30×0.2=7.5×8=2.1-0.06=+1.54=÷0.5=
×2
=
×0.4=-0.49=×8=
×0.1=×0.1=×2=0.442032.812.5
第四篇:小学五年级下册数学口算试题
小学五年级下册数学口算测试题(8分钟)
姓名:对题数:
3.4-1.4=7.82-7.2=2.19+9.1=10.1-0.89=0.68+0.42=8.1-5.1=0.728-0.24=0.8+0.18=0.89-0.25=1-0.98=0.048+0.52=5×400= 19.9+11.1=187÷1000=1+3.89=0.081×10=0.8×7=1.50.7×8=10.30.9×0.3=3.510×0.05=0.130.7×4=0.0512.5×8=2.30.4×50=304.1×2=0.351-0.08=3.50×9.8=3.90.5×0.4 =48.1÷9=2.53.6+6.3=0.050÷3.5=0.99×0.5=1.254.1×2=0.350.9×0.3=11.25×8=0.2100-35.22=2.50.22×4=0.90×3.52=2.50.34÷17=2.50.34÷0.17=30.40.72÷0.6=2.60÷3.65=7.821.4÷0.7=3.65.6÷1.4=0.48
75÷10=×7=1.32×2=5×0.2=2.01×7=0.21×4=4×4=3.25×0.1=2.6×0.2=7.5×0.01=1.25+0.39=4.8÷0.25=3×4=6×4=3.5×0.3=1×8=2.6×0.2=7.5×0.06=9×0.4=8.2×0.4=2.4-0.52=3.99÷5=8.4÷0.5=8.4÷4=1.2÷1.3=0.6÷1 =0.001÷0.06=5.6÷0.8=4.4 0.96÷0.8= ×8= ×0.6= ×0= ×100= ×0.3= ×0=×3= ×0.1= ÷0.25= +5.2= ÷4= -0.025= ×0= ×0.06= ×3= ×0.1= ×0.5= +1.8= ×5=×1=
÷7=÷0.7= ×6=×0.3= ÷0.1= ÷0.9=÷0.11=
小学五年级下册数学口算测试题(8分钟)
姓名:对题数:
4.2×3 =3.2×0.4=0.3÷0.01= 4÷0.5=5.1÷0.17=0.28÷1.4= 0.9÷0.45=9.6÷16=1÷0.01 =0.01÷1=7.53÷0.5=100÷3.89=3.526.4÷4﹦1.51.8×5﹦7.22.2×6﹦8.44.5÷0.9﹦2.52.5×4﹦0.34.5×2=3.4×0.4=1.2÷0.04=0.9+2.01=6.3+7=2.190.65×0.2=9.8-0.98=1-0.10.7+3=1.26.3÷0.021=1.55×0.7=0.433.6-0.36=8.1-2.2=0.66.8+8.6=2-1.08=43×0.01﹦3.7299+0.1﹦3.2-2=61.9×4﹦8.80.125×8﹦1.82.3÷0.1﹦84.2×3﹦2.011.8÷0.3=3.721.1×0.7=3.2×50=3.21.25÷0.5=1.29
÷1.5=0.81÷25=4.8÷1=37.2÷0.3﹦1÷0.9﹦25÷0.4﹦9×4﹦25÷0.1﹦37.27.8+0.22=212.6-0.9=0.42÷7=2.97÷100=+9.1=5×0.8=0.9÷0.03= ×5=3.69.4×0.2=8.8÷0.4=×0.2=0.7÷0.11=4×40=2.5-3.6×5.1=12-0.05÷3=16-4.5-5.5= ÷4=13-0.5-4=
2.32-0.4=×0.5=1÷3=7.2-1.2+6.7=÷9= ÷0.16= ×99+37.2= ×0.4÷1×0.4= ×4÷0.25×4= ÷5-1.9÷5﹦ ×3.3×0﹦ ×99+37.2﹦ -0.64-0.36﹦2-1.64-0.36﹦1.25×3.3×0﹦ 20-3.7-7.3=
×0.75÷1.5×0.75=×0.1= ×7+10.7= ÷3= ÷0.9-4= ÷0.3+0.5=1.8÷0.9×0.5=(1.6+0.5)÷5= ×8-0.6= ×0.125×8= ×1.2×0.25= ÷1.8= ×4=1.9+5.1÷51=
×0.01÷0.1=
6.8-2.4
第五篇:五年级数学下册口算竞赛试卷
五年级下册数学口算竞赛题
班级:姓名:分数:
1、口算12.5×80=14.8÷0.1=
7.2+4.8=
6.67-0.3=92÷100=1.5×1000=3.02×5=3.35×200=7.8+0.01=0.54÷0.6=0.75÷0.25=2.4×99=1.9×101=32×25=833=0.62=X·2X =X + 2 X=
613164611377551323248499111159 +81719139 =8+8=24-24=
1213-313=132 +0.3=0.8-5 =717510+6 +310 =7.5-7-0.125=12122、约分51615642436
***、分数、小数互化
335=0.5=4=0.375=14.05=150
=12.75=0.06=
×9.9+8 =7103106 17417
37+4
= 3
-0.25= 78 -38 +38= 13
2560 1
=3.8= 2=