六年级数学上册口算题 (2)

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口算题(2)1、口算32x3=60x3=18x10二24x100=3.136x100=63.6^100=43x4=72x5二1.356^100=32x4=82x5二2、计算（）0.136x100=0.32100=2.3三10二2.67x10=36.7三10二0.007x100=62100=49x2=12x7=14x9=3.14x2=4.44x200=23x2.00=0.13x3=17x8=5x1.7=2.8x40=1.25x80=0.6x7=20x4=0.12x5=42x3=2.5x40=2.4x10=4x0.05=3.5x2=0.37x4=0.37x4=2.5x40=10x0.07=1.4x6=0.18x7=1.5x4=2x0.05=0.14x4=3.8x5=3.7x3=0.6x8=3x1.7=0.05x7=8.7x9=0.45x2.5=0.02x1.7=0.1x0.01=68.59x12.23=0.36x0.2=0.213x0.26=0.3x0.3=0.51x0.6=1.006x0.3=3.82x0.3=1.3x3=3.7x0.2=105.2x0.2=2.71x0.4=2.5x4=100x5.176=3.5x25.26x0=3x6.2=0.25x40=1.2x20=1.2x3=1.9x46.78=3、估算它们的结果0.97x3.62=0.31x3=1.2x0.8=0.98x12.1=1.51x2.01=0.46x12=0.8x100.2=2.9x6=9.2x0.3=30x0.3=1.03x5.21=1.03x0.521=0.103x5.21=10.3x0.521=103x5.21=4、计算0.5x2x0.1=4x0.4x0.3=7x0.7x0二6.8x0.1=4.8x8=2.14x2=1.1x0.8=0.75x2.2x0.3=8.6+1.4x5=2.4x8=0.6x17=0.16x5=0.59x2=3x0.6x7=9.7x0.2=0.3x0.39=0.17x4=8.4x8=5x4x0.5=8.6x0.3=0.08x10=3.2x0.9=0.5x0.61x0.2=0.24x4.52+0.24x5.48（7.6-0.23）x2.64=5、计算9.4x0.3=6.5x0.9=1.02-0.09=0.06x1.9=0.14x7=3.9x70=0.017x7=8x0.2x5=0.17+0.06=0.79x2=0.5x8.1=4.5x0.6=0.8x5=0.83+0.6=1.6x0.7=2.8x0.3=0.8x9.7=9.4x5=0.98-0.09=90x0.1=0.2x7.5=0.04x2.5=6、计算1.9x0.9=43x0.9=0.15x7=1.3x0.7=0.6x7.6=4.4x0.2=8.3x5=0.9x1.5=3.6x0.2=9.4x0.3=4.8x0.2=7.8x0.3=0.3x20=65x0.4=2.9x0.4=1.2x0.8=9.6x4=0.8x6.1=6.5x50=0.3x3.5=7、计算3.2=2.8x0.4=1.6x0.4=2.6x3=30x0.1=13.1x0.73.1x0.7=8、计算4.9x0.7=3.5x0.2二0.25x100=30x2.3=1.36x2=20x3.5+6.5二0.26x0.4=0.6x0.12=7.6x0.2=4.3x0.2=2.4x3二2.3x30=0.517x0=6.4x0.4=2.5x4x3.2=102x0.4-2x0.4=0.4x0.8=3.5x200=2.3x0.4=3.7+2.3=0.32x500二0.8x0.4x1.25=0.4x0.03=2.7x3=0.25x0.4=1.6x4=0.8x0.6=1.4+3.6x8=1.5x0.6=0.7x0.15=104x2.5=9.9x59、计算76^2=721^7=3.26^10=0.42x0.3=5.6x20=60三6=57三3=计算8.7x0.1=70x0.7=1.5x6=2.3x4=计算6.2x4=1.4x5=905三5=435^100=3.5x2=4.5x100二800三40=0.3三100=64三4=315三1000二第二课时小数除以整数（练习）7.2^4=6.03^9=6.6^2=7.2^4=9.6三4=8.4三7=9.6三6=6.96三8二7.1三3=6.4三8=9.9三9=0.75三3二8.5三5=9.1三7=5.7三3二第三课时小数除以小数（新授）3.3+0.7=9.8^2=9.6^8=0.72^3=0.6+0.8=0.8^5=9.81^9=0.64^4=1.5x5=3.26-0.7=9.8三7=7.2三4=9.5三5=2.6x6=5.8-0.4=5.6^4=0.76^4=8.4^4=第四课时小数除以小数（练习）计算0.6+0.3=0.4=5.2+3.8=7.7-0.7=计算0.42x3=12x0.6=0.7x0.6=2.5x4=6.5x0.3=4三0.5=3.5三0.5=81三0.9二0.66x0.2=3.6^0.6=4.9^0.7=7.2^0.8=3.8x0.3=2.1^0.3=36^0.6=4.5^0.5=1.8x8=4.2m0.7=32m0.4=6.4三0.4二第五课时商的近似值（新授）13.6+0.4=4.9三7=4.8三8=5.6三8二38.6-8=2.4^6=6.3^7=0.24^3=17.3+0.7=0.42三3=7.2三8=8.1三0.9二0.8=6.5三5=6.03三0.3=5.6三0.7=第六课时商的近似值（练习）计算2.9+5.7=9x1.3=0.96三8=2.5三0.5=0.32三0.8=3.6+2.1=6.7x4=0.32^1.6=10^3=0.9=7.2x0.1=0.9m0.001=3m0.5=6.4三0.4=7.3-0.2=9.9x2=1.820.6=0.36三0.3=4三9=0.36三0.9=第七课时带中、小括号的小数四则混合运算（新授）计算6.79-5.4=2.4x0.5=2.420.3=025.2=6.824=6.3+4.7=0.5x1.1=0.4920.7=4020.4=7.820.2=8.02+1.8=0.24x5=6.720.1=第八课时带中、小括号的小数四则混合运算（练习）计算7.520.5=9.820.7=90^0.2=43.7-6.2=2.3x0.3=5.6^7=04x5x2二9.5m0.5=5.8+0.2=4x0.8=8.4m1.2=8x0.5x2二7.2三0.6=3.73+0.53=2.5x0.3=7.5三0.3=3x6x0.3二计算下面各题384x[160m(75-35)]0.23x6.11+4.89x0.23第九课时我学会了吗？(复习)计算0.5x0.2=0.8x0.5=0.56214=1-0.75=1.82-0.63二1.6x0.05=0.15-0.05=8^0.4=0.24^0.6=0x1.24=32.8+19=1.8929=0.06+0.9=2.53三(0.44x1.25)2460.52[(17.2-16.2)20.02]第十课时小数除法复习课计算7.9x0.2=6.920.3=9.920.9=0.51217=1.820.8=3.6+7.8=1.1x0.8=x5.54.3-0.2=0.4x90=2.4x0.4=7.77=0.6525=(9.2+4.3820.73)x2.5(3.8+1.5-3.8+1.2)15.152[(5.64-1.89)x0.4]14.642[0.62(0.31-0.25)]第四单元简易方程第一课时方程的意义(新授)计算3.4x5=25x0.4=1.25x0.4=3.820.2=0.52三0.2二1.6x10=2.4x0.5=8.456x100=6.3三0.7二1.4x9=173三10二1.5x0.8=2.520.5=0.8525=0.7727=0.6520.05=1.7x0.3=1.2x0.6=3.7x8=计算2.2-0.9=1.5x4=9.620.8=7.222.4=8+0.1=2.5x4=6.2423=0.6212=7.0620.02=0.36+0.64=0.13x6=0.7820.6=0.8420.3=0.326=8.13-0.13=8.5x100=9230=9.220.4=0.921.5=计算20-2.5=30-21.8=0.24x100=0.9x6=5.820.3=7.221.8=2.8x0.4=9.628=9.220.6=0.18x0.3=4.9+2.1=0.04x0.25=2.1x0.3=0.4520.5=0.09+0.01=3.8x2=60x0.5=5720.19=第四课时简易方程（练习）解方程（选择两题写出检验过程）x+8.3=22x-1.6=19.22.1+x=13x+0.8=3.2x-8.4=1.220-x=9x-3=183.2+x=63.50m96二0.72^6=1.3+x=1312-x=4第五课时用乘除法解方程（新授）计算0.27+0.23=0.15x8=8.9x0.3=7m1.4=0.38m0.02=1-0.04=1.98x100=6.5x2=0.6^0.15=0.72^6=解方程x-6=183.6+x=1030-x=9第六课时用乘除法解方程（练习）计算0.4+2.5=12.8x100=9.3^3=解方程4x+32=647x-7=560.5x-20=3.5第七课时列方程解决问题（新授）x+4.2=10.26x0.3=0.5x=109.“1.3=x-1.8=15.24x+36=42解方程3x+9=270.5x+8=436x-3x=189x-40=53xm5=4.8x+62=1542.1x=16.83x—8=163x+9=27第八课时列方程解决问题（练习）解方程54-X=247X=49126mX=42x+21=742.7x=18.916+x=98x-32=10734+x=123第九课时我学会了吗？（复习）解方程x-98=3710.5x=32x+5=8x+5.6=9.43.4x=10.25.4x=21.69x+87=789x+56=1571.2x=81.64x—6=30X+8.3=10.7x-0.7x=3.69“x=1.3第五单元多边形的面积第一课时平行四边形的面积（新授）口算1.5x4=6.4^0.8=7.2x0.01=10^4=0.36x2=1^0.125=0.25x8=8.1^0.3=0.1x0.02=1.6^16=（1.5+2.5）x4=3x0.2x0.5=12-6.2-3.8=7x1.6+7x0.4二口算0.12x3=0.49三0.7=3m2=0.2x5二42三0.6=72三0.8=1.5三3=0.2x0.5=0.4x0.25=0.09m0.1=2.8m0.7=7—1.9—4.1=3.2m0.4x0.4=1.9x0.1=3.5x0.1=口算0.42m0.6=3.2x0.5=0.21x0.3=3900230=2.5x4=3.6x0.1=120x70=0^72=42x20=2.5x4=1.3x0.5=5.5^11=7.2^1.2=1800^300=910^70=40x90=25x2=12x40=4.8x2=计算1－0.2x4=0.25x4x3=1.6＋1.6x4=0.6－0.47=(31-21)x(7226)=5.62100x10=7.5x2.5x4=0.3620.12=1.25x2.2x8=估算下面各题值：8.9x2.02=1.39x4.8=307x5.3=1.915x5=10.11x3.12=39.8x20=计算1.5x4=0.12x3=0.4920.7=40x7=4220.6=7220.9=1.523=5.43+1.47=5-2.8=4x0.25=0.4624.6=4.5x4=1.8x0.4=3x0.3=0.6320.7=计算6.320.2=2.428=6.5-5.6=0x12.5=3.923.9=2.02x5=9.82x11=23.721=1x9.9=2.820.4=9.7-3.4=18023=36029=24024=30025=63三3=0三8=560三8=0x4x20=180三6=500三5=80三4=40x7=估算下面各题值;178三9=104三5=478三6=138三7=272三3=148三5=口算：0.37x10=0.37x100=0.37x1000=2.5x4=25x4=0.25x4=4.8x9=0.12x3=5x5.8=0.2x5=0.28x3=7.9x2=第九课时口算0.16x4=1.8^0.3=0.1x0.2=1.13x2=0.5x4=6x0.4=0.8x7=0.24x2=3.5x0.1=0.2x0.4=0.7x8=1.5x6=1.3x0.07=10.3x2=0.7x0.7=1.1x10二0.48x2=1.3x0.5=3.5x0.1=0.2x0.4二第十课时口算：0.6x5=5.4m0.9=7x12=8x(5x4)=305三6=243三8=1.8三0.3二(24+36)x5=(8x5)x4=24x5+36x5=0.96三2=2.8三0.7二3.6三0.4=0.48三0.8=0.56三0.7=0.72三0.6=8.4三4二0.24^0.4=1.8^2=4.8^0.6=0.63^0.09=0.72^0.8=计算0.36x2=10.3x2=2.5x4=25x4=210^7=0.25x4=0.2x0.4=0.1x0.2=0.5x4=500x5=1.13x2=25x8=6x0.4=18x5=1.3x5=17x5=3.5x0.1=0.2x0.4=0.6x5=5.4三0.9二第二课时2、3的倍数的特征计算3900^30=1.3x6=0.15^0.5=5.4^0.9=63^3=0.06三0.1=0.36三6=0.72三0.8=27三0.3=300三5=1.8^0.3=12.^0.3=0.28x3=0.1x3=240^4=0.15x4=7.9x2=1.8三3=180三3=360三9=第三课时质数与合数计算2x2.4=0.5x4=6.428=7.2x1二1020.4=0.7x8=1.5x6=1.3x7=10.3x2=8.424=0.28x2=0.125x8=2.9x2=4.82.3=0.1x10=0.5x4=1.13x2=2.428=6x0.4=6.322=第四课时分解质因数计算40x90=270^9二25x2=12x40二6.3三2=“0.1=0.2x0.4=4.8x6二2x2.4=2.5x4=320三4=160三2=64三2=3x0.2x0.5=0.28^0.1=1.5^5=1.5x4=0.12x3=0.49m0.7=6.4x0.2+3.6x0.2=第五课时我学会了吗？计算0.12x5=5x6.8=0.2x10=69^3=1.3x6=0.15^5=5.4^0.9=0.63^0.9=620.1=4.8x2=0.12x3=5x2.8二0.2x5=0.28x3=0.16x4=7.9x3=4.5x2=4.823=1.8x4=3x3.3=第七单元统计第一课时口算0.5x4=6.2x0.01=1024=24024=0.36x2=120.5=1.25x8=8.123=0.1x2=1.621.6=2.4x0.2=4.220.6=3.5+7.5=3x0.2x0.5=11-6.8-3.2=8x2.5=7.56-0.56=12525=4x2.6+4x0.4二第二课时口算1.2x3=4.920.74.820.6=0.4x0.25=0.24x5=0.12x3=7220.8=1.523=8x0.5=0.0821=2.82.7=7－1.9－4.1=128=322=3.220.4=0.25x8=1221.2=3.5x0.1=第三课时口算0.4220.6=3.2x0.5=900230=12x70=1800230=0.21x0.3=2.5x4=42x2=3.620.09=200x0.04=720272=6323=1.3x0.5=5.5211=0.4x90=0.25x8=12x40=4.4x2=6.6x0.1=2.5x0.4=7.220.6=3.923.9=第四课时口算1—0.2x4=0.25x4x8=1.6+1.6x4=3.5m(2x5)=42x2=0.6—0.47=25x0.8=(59+21)x2二5.62100x10=1—0.06=0.8+4.7=6.5x2.5x4=0.25x1000=0.3623=360212=6.424=30025=6.323=320.5=0.6x3=第八单元总复习5.43+1.47=5-2.8=4x0.25=0.4624.6=0.1420.7=0.1x2=1.621.6=2.4x0.2=4.220.6=1.525=120.1=0.3626=0.2x0.4=3.5x0.1=1.121.1=4.5x0.4=3x0.3=18023=36029=320.05=0.36x2=0.7x8=0.5x4二0.1520.5=0.8x7=0.24x0.2=0.06三0.1二0.2x0.4=0.8^0.08=3^0.05=0.2820.01=0.1520.5=5.420.9=1.8x0.4=0.28x3=0.125x8=6.5-5.6=0.6320.7=3.4x0.2＋6.6x0.2=0.1x3=7.9x2=1.820.3=24024=30025=6323=8x1.3=2.428=8x12.5=120.5=1.25x8=8.123=1.5x6=1.3x0.07=10.3x2=1.13x2=6.322=6x0.4=5.420.9=0.0620.1=0.3626=