第一篇: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
第二篇: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
第三篇: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?
第四篇:苏教版小学数学六年级下册口算训练
苏教版小学数学六年级下册口算训练
一、口算。
3.14×2= 3.14×3= 3.14×4= 3.14×5= 3.14×6= 3.14×7= 3.14×8= 3.14×9= 3.14×10= 3.14×20 = 3.14×1.5 = 3.143.14×500 = 3.14×0.6 = 3.14×0.5 = 3.1492 = 102 = 11= 122
= 13142 = 152 = 162 = 172 = 18202 = 252 = 302
= 502
= 10012×1.5 = 12×3= 12×4= 12×0.5= 1212×6= 12×7= 12×8= 12×9= 1313×4= 13×5= 13×6= 13×7= 1414×3= 14×4= 14×5= 14×0.5= 1414×7= 15×3= 15×4= 15×5= 1515×7= 16×0.5= 16×1.5 16×2= 1616×4= 16×5= 17×2= 17×3= 1717×5= 18×2= 18×3= 18×4= 1819×2= 19×3= 19×4= 19×5= 2022×0.5= 22×1.5 = 23×3= 23×4= 2424×4= 24×5 = 25×3= 25×4= 26×100 = ×80 = =
= 2
= ×5= ×3=
×1.5 = ×6= ×6= ×3= ×4= ×5= ×5= ×3= ×2= 26×3= 27×2= 27×3= 28×2= 28×3= 5.1÷17= 2.5×4= 1.25×8= 0.17×3= 0.23×3= 1.5×0.6= 1.23÷3= 1.2×7= 0.5÷100= 8.8÷1.1= 6.9÷2.3= 1.3×9= 8.5÷17= 0.1×0.1= 2.36-0.99= 3.40.57+1.53= 65÷50= 0.72×5= 1.14+0.98= 0.91÷0.13= 7.06÷2= 0.16÷0.8= 8.77÷1.4= 5÷0.2= 0.84÷4= 7.9-0.6= 3.14×1= 3.14×2= 3.14×3= 3.143.14×5= 3.14×6= 3.14×7= 3.143.14×9= 3.14×10= 3.14×3= 3.143.14÷3.14=
6.28÷3.14=
15.7÷3.14= 18.84÷3.14= 21.98÷3.14= 25.1228.26÷3.14= 3.14×12=
3.14×22=
2×3.14×5= 2×3.14×4.5= 9.42÷3.14÷3= 24×3.14×5= 15.7÷3.14÷5= 2×3.14×2= ×0.4= ÷2.9= ×4= ×8= ×4= 9.42÷3.14= ÷3.14= 3.14×32= ×3.14×2.5= 0.4-0.31=
1.4×0.6=
314231+ = 2 + = 3= 449342733147 + = + =-= 0.51÷1788551010= 32.8+19=
5.2÷1.3= 1.6×0.4= 4.9×0.7= 1÷5= 6÷12=
0.87-0.49= 17×40= 10 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= 4÷20=
3.5×200= 1.5-0.06= 0.75÷15= 0.4×0.8= 4×0.25= 0.36+1.54= 1.01×99= + = 3:4= 1:5= 19:76= 16:32= 18:24= 6:4= 2:3= 4:8= 15:5= 55:11= 56:28= 78:39= 0.01:7= 1:0.3= 9:0.9= 4:1.6= 50:4= 6:4= 0.4:0.7= 0.3:5= 0.1:3.4= 0.36:0.18= 9:12= 4.5:6= 9:4.5= 0.6:3= 6:24= 2:6= 12:24= 16:18= 10:6= 1.5:30=
34783.14×2= 3.14×10= 3.14×5= 3.14×8=
3.14×6= 3.14×7= 3.14×9= 3.14×3=
3.14×4= 12.56÷3.14= 5.7÷3.14= 9.423.14=
25.12÷3.14= 628÷3.14= 188.4÷3.14= 18.843.14=
3.14×12= 3.14×22= 3.14×32= 5=
2×3.14×4.5= 9.42÷3.14÷3= 2×3.14×2.5= 45=
15.7÷3.14÷5= 2×3.14×2= 0.4-0.31=
二、将下列分数先化成小数,再化成百分数。
÷÷2×3.14××3.14××0.6=
1.412342541()=()41()=()=()=()
53()=()()=()
51()=()()=()()=()
583()=()588(78()=()116(三、巧算。
12-6.2-3.8= 8.9+3.8+1.1= 0.2512.5×9-12.5= 1.24+0.36÷6= 0.2525×3.9×0.4= 1.25×7+1.25= 50003.14×1.25×0.2×4= 125×16= 0.875)=())=()
×3+0.25= ×0.7×4= ×2.25%×80%= ×24 =
第五篇: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