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4.4×2=0.5×9=0.5×5=0.3×6=1.5×2=0.9×5=6.2×2=0.6×5=2.1×4=0.4×7=5.1×4=5.2×4=0.2×4=0.7×8=0.2×7=0.1×8=0.8×4=0.7×5=3.2×4=2.1×5=0.9×4=0.3×8=0.5×5=0.6×4=0.4×3=8.3×2=0.5×4=0.6×6=0.3×7=5.5×2=4.1×4=0.9×8=4.1×2=0.9×6=0.6×7=7.1×2=0.5×3=6.1×50=0.02×8=0.08×6=6.1×80=0.31×7=0.41×9=6.2×40=0.25×2=0.09×4=0.04×3=0.03×4=0.06×2=0.81×6=0.05×4=2.2×20=0.44×2=4.5×20=0.11×5=0.06×8=0.04×8=0.1×60=0.71×6=0.31×8=0.41×7=0.1×50=7.1×70=8.1×70=0.42×2=0.21×5=0.07×3=0.05×7=3.5×20=0.2×40=0.02×7=0.05×2=0.05×5=0.3×50=0.8×80=0.12×4=0.21×7=0.04×6=0.09×3=4.1×80=4.2×50=0.72×5=0.04×5=8.3×30=0.61×3=0.51×3=0.82×20=0.22×50=0.42×30=0.61×40=0.95×20=0.02×20=0.91×40=0.62×30=0.51×40=0.83×20=0.45×20=0.11×30=第1页第1页1.3×0.2=1.1×0.5=1.2×0.5=1.1×0.4=4.2×0.2=2.2×0.2=2.3×0.2=2.2×0.3=3.5×0.2=4.5×0.2=0.6×0.4=0.3×0.4=1.2×0.4=1.1×0.2=4.3×0.2=1.5×0.2=0.5×0.2=0.3×0.3=0.9×0.3=3.4×0.2=2.5×0.2=3.2×0.2=4.1×0.2=2.1×0.3=1.1×0.3=0.4×0.2=1.1×0.8=0.7×0.6=2.1×0.4=2.2×0.4=2.1×0.2=2.4×0.2=0.3×0.7=0.8×0.3=2.3×0.3=1.2×0.3=3.3×0.2=0.7×0.9=1.1×0.7=1.2×0.2=0.7×0.3=4.4×0.2=0.4×0.9=0.9×0.6=0.4×0.7=3.1×0.2=1.3×0.3=1.4×0.2=0.9×0.5=1.1×0.6=0.7×0.5=0.03×0.2=0.71×0.6=0.51×0.6=0.91×0.4=0.03×0.3=0.91×0.6=0.61×0.6=0.34×0.2=0.31×0.7=0.82×0.3=0.62×0.3=0.81×0.9=0.71×0.4=0.91×0.2=0.92×0.4=0.72×0.3=0.91×0.7=0.25×0.2=0.31×0.6=0.24×0.2=0.32×0.4=0.91×0.3=0.11×0.5=0.92×0.2=0.61×0.4=0.22×0.2=0.23×0.2=0.41×0.7=0.42×0.3=0.93×0.2=0.21×0.2=0.31×0.2=0.33×0.3=0.51×0.4=0.51×0.3=0.13×0.2=0.93×0.3=0.43×0.2=0.63×0.2=0.81×0.6=0.91×0.5=0.72×0.5=0.11×0.2=0.92×0.5=第1页第1页口算练习-小数的四则混合运算及简算5×(28×2)=4.2×5×0.2=2.4×5×0.2=1.2×5×0.2=5.6×5×0.2=5×(21.6×2)=5×(2×98.9)=3.5×0.25×4=8.5×1.25×8=6.6×0.25×4=9.7×1.25×8=2.8×0.25×4=1.5×25×0.4=7.5×0.25×4=0.4×4.6×2.5=1.6×3.2×0.5=2.5×9.2×3.6=1.2×1.5×2.5=1.4×5.7×0.5=0.8×2.2×2.5=0.2×4.7×0.5=1.6×0.5×0.2=1.2×5.2×0.5=3.6×6.4×2.5=3.2×1.2×2.5=0.5×3.6×1.4=4.4×2.5×0.4=0.4×8.8×0.5=8.1×2.5×0.4=1.2×2.5×0.4=1.2×4.1×2.5=0.2×6.4×0.5=0.5×5.4×1.6=5.9×2.5×0.4=5×(10.88×2)=5×(2×30.11)=5×(42.82×2)=5×(60.09×2)=5×(2×66.28)=5×(77.49×2)=5×(2×62.37)=6.2×125×0.8=5.2×0.125×8=6.7×125×0.8=5×1.1+5×1.1=4×7.1+6×7.1=5×7.2+5×7.2=9.1×1.25×0.8=2.4×7.9×1.25=1.25×9.9×0.8=1.25×6.3×2.4=1.25×6.1×1.6=6.4×1.8×1.25=94×8.2+6×8.2=91×4.4+9×4.4=5×9.3+95×9.3=2.5×(69.16×4)=2.5×(4×94.47)=2.5×(80.71×4)=第1页第1页口算练习-小数的四则混合运算及简算2.5×(20.93×4)=1.25×(8×10.6)=2.5×(46.23×4)=2.5×(4×91.89)=1.25×(73.18×8)=1.25×(76.03×8)=1.25×(79.16×8)=4.9×5.3−5.3×3.9=4.8×6.7−4.8×3.7=5.8×8.8−8.8×1.8=5.2×7.6−7.6×4.2=8.2×3.6−3.6×8.2=2.9×2.4−2.9×1.4=7.3×4.2−1.2×7.3=8.4×5.2−1.2×8.4=5.9×4.7−3.7×5.9=1.3×8.9−2.9×1.3=8.4×4.8−1.8×8.4=7.8×3.1−3.1×1.8=5.3×4.9−4.9×4.3=3.9×4.7−4.7×3.9=8.2×7.5−2.5×8.2=2.4×5.1−2.4×2.1=4.1×2.8−2.8×4.1=5.4×9.5−9.5×3.4=7.8×6.3−6.3×2.8=6.3×2.2−2.2×3.3=0.3×3.9+0.7×3.9=0.9×4.2+0.1×4.2=0.6×8.7+0.4×8.7=0.3×0.5+0.7×0.5=4×6.55+96×6.55=6.8×5.3+3.2×5.3=0.7×5.4+0.3×5.4=5.1×6=0.6×4=0.7×7=5.4×2=0.1×7=1.1×2=0.3×7=9.1×3=0.7×4=0.2×6=0.3×4=0.71×2=4.1×90=0.02×4=0.02×4=0.05×4=0.32×3=0.05×3=4.4×20=3.3×30=0.07×5=0.51×6=0.1×60=0.03×2=2.1×0.3=2.3×0.2=0.9×0.6=3.2×0.2=2.2×0.2=0.4×0.8=4.4×0.2=0.9×0.9=1.1×0.8=1.1×0.2=3.5×0.2=1.1×0.5=3.3×0.2=0.9×0.2=0.51×90=0.82×50=0.02×50=0.31×40=0.71×90=0.31×30=0.32×0.5=0.71×0.6=0.91×0.5=0.62×0.5=0.52×0.4=0.12×0.2=5×(2×27)=8.9×25×0.4=8.3×0.25×4=1.4×7.5×0.5=1.8×3.9×0.5=1.2×3.2×0.5=1.6×8.9×0.5=0.5×6.1×0.8=0.5×6.5×1.4=第1页第1页0.5×4.3×1.8=5×(40.64×2)=5×(42.41×2)=5×(2×24.68)=5×(2×46.27)=5×(42.29×2)=5×(2×15.47)=6.3×0.125×8=2.6×0.125×8=8.1×125×0.8=5×2.6+5×2.6=1.6×5.4×1.25=5.6×5.9×1.25=6.4×12.5×0.8=1.25×6.1×6.4=3.7×1.25×0.8=5.1×125×0.08=1.1×125×0.08=95×3.6+5×3.6=3×0.8+97×0.8=2.5×(30.87×4)=7.8×12.5×0.08=1.25×(8×43.02)=1.25×(8×26.25)=6.4×6.1−2.1×6.4=5.3×9.4−9.4×4.3=5.8×8.4−2.4×5.8=9.1×5.9−4.9×9.1=3.4×4.1−4.1×2.4=4.7×2.5−4.7×2.5=3.9×9.5−9.5×3.9=2.8×1.8−2.8×1.8=6.4×3.9−3.9×6.4=8.8×7.3−8.8×1.3=0.6×1.7+0.4×1.7=0.3×1.5+0.7×1.5=0.6×8.1+0.4×8.1=8.5×7.1+1.5×7.1=11÷2=18÷5=13÷5=37÷5=12÷5=34÷5=14÷5=31÷5=22÷5=19÷5=24÷5=42÷5=19÷2=38÷5=47÷5=11÷5=46÷5=27÷5=41÷5=26÷5=1.2÷3=2.8÷2=1.8÷3=1.4÷7=1.4÷2=4.2÷7=1.2÷4=9.2÷4=1.6÷8=6.6÷6=7.6÷2=6.6÷3=9.6÷6=7.2÷3=1.8÷9=2.4÷3=5.4÷9=2.7÷9=4.8÷8=9.2÷2=39.5÷5=46.2÷7=38.4÷6=74.4÷8=49.2÷6=26.4÷6=21.7÷7=43.2÷9=42.6÷6=3.5÷10=39.6÷4=29.4÷3=36.4÷7=22.8÷4=73.6÷8=28.8÷4=23.4÷9=43.2÷8=48.6÷6=4.16÷10=49.1÷10=4.75÷10=第1页第1页3÷0.6=74÷0.8=29÷0.5=38÷0.5=2.2÷0.5=6.3÷0.7=2.7÷0.6=3.3÷0.5=3.2÷0.4=3.6÷0.8=9.4÷0.2=1.7÷0.2=3.9÷0.6=0.2÷0.2=1.9÷0.5=4.2÷0.2=1.2÷0.8=5.1÷0.3=2.8÷0.8=3.6÷0.5=1.6÷0.4=0.6÷0.5=7.2÷0.2=2.07÷0.9=3.15÷0.5=3.36÷0.7=39.9÷0.5=7.66÷0.2=3.72÷0.6=5.18÷0.7=33.6÷0.4=8.01÷0.9=31.2÷0.8=35.5÷0.5=2.56÷0.4=0.26÷0.2=4.69÷0.7=48.5÷0.5=2.87÷0.7=4.68÷0.4=0.92÷0.2=39.6÷0.4=2.72÷0.4=37.6÷0.8=2.24÷0.4=26.4÷0.8=6.15÷0.5=41.4÷0.6=0.96÷0.6=3.68÷0.4=2.43÷0.9=2.94÷0.7=5.04÷0.8=39.4÷0.5=67.2÷0.7=6.48÷0.8=22.5÷0.9=0.99÷0.9=2.85÷0.3=2.25÷0.5=3.04÷0.4=0.81÷0.3=68.6÷0.7=25.8÷0.3=0.75÷0.5=4.55÷0.5=第1页第1页18÷5=42÷5=48÷5=49÷5=11÷2=19÷2=39÷5=19÷5=28÷5=34÷5=17÷5=15÷2=26÷5=11÷5=29÷5=17÷2=38÷5=14÷5=24÷5=41÷5=8.4÷6=7.4÷2=2.8÷4=3.9÷3=4.2÷3=2.5÷5=1.2÷4=4.9÷7=5.6÷8=3.8÷2=59.4÷6=29.4÷6=27.2÷4=48.6÷6=35.7÷7=31.2÷6=39.6÷4=34.8÷4=38.5÷7=58.8÷7=79.2÷8=79.2÷9=32.8÷4=52.2÷9=68÷0.8=54.6÷7=32.4÷4=38.8÷4=4.5÷0.3=2.1÷0.3=2.5÷0.5=6.9÷0.3=2.6÷0.2=0.76÷0.4=67.2÷0.8=0.81÷0.3=3.22÷0.7=37.8÷0.6=2.84÷0.4=43.2÷0.9=31.6÷0.4=5.04÷0.8=22.5÷0.3=50.4÷0.9=35.6÷0.4=第1页第1页68.8÷0.8=25.2÷0.7=9×5=7×5=5×3=5×9=3×5=6×5=2×5=5×8=5×4=8×5=5×91=5×60=5×61=2×13=16×5=33×2=5×71=62×2=2×27=70×5=71×5=5×17=91×5=26×2=2×49=21×2=2×92=2×71=5×80=5×15=41×5=14×5=34×2=5×51=51×5=2×23=5×16=61×5=2×64=5×90=2×21=2×15=81×5=5×41=5×70=5×30=30×5=2×73=17×5=2×16=2×62=52×2=2×28=50×2=50×5=31×5=5×31=5×21=20×2=21×5=35×2=5×20=80×5=14×2=5×40=91×2=29×2=2×11=5×19=40×5=90×5=19×5=2×54=2×46=12×5=42×2=48×2=5×50=11×5=60×5=813×2=621×2=832×2=213×2=912×2=2×823=2×204=2×243=2×234=2×311=2×433=644×2=2×102=2×931=711×2=2×944=714×2=第1页第1页5×3=3×8=3×6=2×3=3×7=9×3=8×3=3×4=3×9=3×5=14×3=11×3=53×3=19×3=73×3=3×83=25×3=3×22=3×14=60×3=16×3=17×3=62×3=29×3=15×3=30×3=10×3=63×3=90×3=3×19=3×11=18×3=3×80=80×3=3×17=61×3=24×3=3×33=3×51=51×3=72×3=3×53=3×82=3×31=50×3=23×3=22×3=3×10=82×3=93×3=3×40=42×3=3×27=83×3=3×26=70×3=27×3=41×3=3×90=31×3=3×20=3×61=3×21=3×12=3×43=71×3=3×63=3×13=3×60=33×3=3×16=3×28=3×29=3×24=3×25=3×32=32×3=13×3=21×3=40×3=613×3=3×302=3×320=422×3=433×3=3×100=3×430=3×403=3×800=3×313=3×132=732×3=810×3=211×3=3×610=202×3=3×613=第1页第1页5×7=7×5=5×3=6×5=5×2=4×5=9×5=5×8=5×6=5×5=5×19=21×5=13×3=5×31=5×11=5×17=5×91=20×3=2×46=5×51=26×3=91×5=18×5=18×3=90×2=5×30=5×18=22×3=3×62=2×54=3×10=33×3=2×61=3×12=17×3=3×52=40×2=2×43=14×3=14×5=5×20=3×51=2×37=38×2=3×42=5×90=2×74=32×3=63×2=12×5=5×41=22×2=30×3=5×12=61×5=3×82=3×31=15×5=3×11=70×3=16×5=2×16=2×84=3×712=3×811=311×2=233×3=3×100=533×2=3×302=2×620=503×2=701×2=3×722=2×324=321×3=621×2=330×2=3×720=231×3=3×201=3×330=813×3=3×621=2×420=32
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