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0.7×3=3.5×2=0.3×3=3.1×3=8.1×9=0.2×5=0.6×3=1.4×2=0.2×7=1.2×2=0.2×6=0.7×2=0.5×9=0.6×7=0.6×8=0.9×2=1.3×3=0.2×4=0.1×3=0.7×8=5.4×2=6.3×2=0.7×9=7.4×2=9.1×8=8.3×3=8.5×2=3.2×2=0.5×9=0.4×7=0.3×8=0.3×6=5.5×2=0.8×9=0.2×4=0.8×8=4.1×7=0.9×5=0.6×9=9.1×80=0.21×8=0.04×8=0.52×2=0.82×4=0.09×6=0.05×4=0.22×4=0.11×7=0.06×4=0.08×3=0.63×3=0.51×4=0.02×4=0.06×9=4.3×30=0.92×2=0.51×6=0.6×40=0.25×2=0.72×4=0.06×7=0.41×8=0.3×40=5.1×50=0.95×2=0.02×5=9.1×50=0.4×60=0.3×80=0.1×40=7.1×80=0.41×9=5.1×30=0.07×6=0.62×5=0.09×3=7.2×40=0.05×7=0.2×30=0.07×9=0.85×2=6.5×20=0.07×8=0.04×6=0.61×90=0.91×50=0.21×70=0.45×20=0.91×30=0.21×50=0.72×20=0.95×20=0.32×40=0.42×50=0.71×40=0.43×30=0.41×70=0.61×80=0.31×80=第1頁(yè)第1頁(yè)3.4×0.2=0.8×0.5=1.3×0.2=0.3×0.5=0.3×0.8=1.1×0.3=1.1×0.8=0.2×0.8=0.4×0.9=0.9×0.5=3.1×0.2=2.4×0.2=4.4×0.2=0.3×0.7=3.3×0.2=1.1×0.4=1.2×0.3=2.2×0.2=2.5×0.2=0.7×0.3=0.5×0.8=3.5×0.2=2.1×0.4=2.3×0.3=1.4×0.2=4.5×0.2=2.3×0.2=4.2×0.2=1.3×0.3=2.1×0.2=0.4×0.2=0.5×0.7=2.1×0.3=0.3×0.6=0.4×0.7=0.6×0.7=0.7×0.6=0.2×0.2=0.5×0.6=3.2×0.2=4.3×0.2=1.2×0.5=1.2×0.4=0.9×0.7=1.5×0.2=1.1×0.2=0.2×0.4=1.1×0.6=0.9×0.8=4.1×0.2=0.9×0.6=0.6×0.5=1.2×0.2=2.2×0.3=1.1×0.7=2.2×0.4=1.1×0.5=0.43×0.2=0.95×0.2=0.51×0.4=0.62×0.2=0.71×0.6=0.22×0.2=0.92×0.5=0.51×0.8=0.22×0.5=0.51×0.7=0.91×0.9=0.23×0.3=0.72×0.5=0.82×0.4=0.11×0.5=0.11×0.9=0.32×0.4=0.12×0.4=0.91×0.7=0.71×0.7=0.54×0.2=0.62×0.4=0.21×0.6=0.91×0.4=0.82×0.5=0.71×0.3=0.15×0.2=0.12×0.2=0.62×0.5=0.41×0.2=0.22×0.4=0.81×0.2=0.41×0.5=0.81×0.5=0.52×0.4=0.62×0.3=0.84×0.2=0.63×0.3=第1頁(yè)第1頁(yè)口算練習(xí)-小數(shù)的四則混合運(yùn)算及簡(jiǎn)算2×2.9×2.5=6.4×1.25×8=4×9.1×1.25=6.9×1.25×8=5.1×0.25×4=8.4×12.5×8=7.5×25×0.4=7.1×0.5×0.2=0.5×3.5×1.2=0.5×7.1×0.2=0.4×6.3×2.5=1.4×5.7×0.5=1.8×1.1×0.5=2.4×1.8×2.5=3.5×0.5×0.2=0.2×4.7×0.5=6.2×2.5×0.4=0.5×8.4×0.4=1.2×5.8×2.5=2.8×3.5×2.5=0.5×9.5×1.2=0.5×1.8×1.2=2.8×3.6×2.5=5×(2×62.97)=5×(2×74.04)=5×(10.88×2)=5×(2×60.17)=5×(51.25×2)=5.7×125×0.8=2.8×125×0.8=6.3×0.125×8=2.1×125×0.8=3×0.1+7×0.1=5×7.2+5×7.2=1.4×2+3.6×2=2×6.6+8×6.6=5×5.2+5×5.2=1.4×9+1.6×9=1.25×7.3×1.6=3.2×1.5×1.25=3.8×12.5×0.8=1.25×2.1×5.6=5.9×12.5×0.8=5.2×12.5×0.8=5.4×1.25×0.8=1.25×3.8×2.4=5.6×1.3×1.25=6.9×12.5×0.8=6.7×125×0.08=95×0.2+5×0.2=6×7.9+94×7.9=4×8.8+96×8.8=5×9.9+95×9.9=2.5×(4×85.23)=2.5×(80.71×4)=1.25×(30.4×8)=2.5×(55.13×4)=2.5×(4×49.42)=2.5×(97.56×4)=第1頁(yè)第1頁(yè)口算練習(xí)-小數(shù)的四則混合運(yùn)算及簡(jiǎn)算2.5×(91.99×4)=2.5×(22.16×4)=2.5×(4×73.59)=1.25×(91.2×8)=7.3×12.5×0.08=3.6×12.5×0.08=1.25×(8×10.94)=1.25×(46.24×8)=1.25×(8×39.08)=1.25×(73.18×8)=1.25×(8×82.37)=2.9×2.4?2.9×1.4=8.7×3.7?3.7×1.7=7.4×3.2?3.2×2.4=5.6×6.9?2.9×5.6=4.8×8.9?8.9×1.8=5.4×5.1?5.4×5.1=9.1×9.6?9.6×1.1=4.3×2.1?1.1×4.3=9.9×5.6?9.9×4.6=5.5×6.7?6.7×1.5=9.2×4.2?4.2×9.2=8.4×5.2?1.2×8.4=6.2×5.3?6.2×3.3=5.2×4.8?4.8×3.2=6.5×7.7?6.5×3.7=6.1×4.3?6.1×2.3=6.3×3.7?3.7×4.3=8.4×4.8?1.8×8.4=7.9×7.7?7.7×3.9=3.5×5.6?4.6×3.5=0.1×4.2+0.9×4.2=4×5.21+96×5.21=0.6×6=0.3×6=0.3×3=0.4×5=0.5×8=0.6×4=0.8×3=0.4×9=0.4×2=5.1×2=0.3×9=0.5×2=8.3×2=3.1×70=0.02×5=0.73×2=0.02×7=4.1×60=0.4×70=0.83×3=0.12×2=0.32×2=2.3×20=0.07×2=0.9×0.6=1.1×0.4=1.2×0.2=2.5×0.2=2.4×0.2=1.2×0.3=0.7×0.6=4.5×0.2=2.1×0.2=0.4×0.9=1.1×0.7=2.3×0.2=3.2×0.2=0.72×40=0.11×70=0.41×40=0.53×20=0.21×40=0.74×20=0.42×0.4=0.11×0.3=0.33×0.3=0.94×0.2=0.45×0.2=0.75×0.2=0.22×0.2=5×(27.3×2)=8.9×25×0.4=4.8×25×0.4=3.5×0.25×4=3.3×0.25×4=9.6×1.25×8=2.5×4.5×0.4=2.1×2.5×0.4=3.2×9.3×2.5=第1頁(yè)第1頁(yè)0.5×7.2×0.6=2.5×3.9×3.2=0.5×7.6×0.4=2.5×6.1×1.6=0.6×3.2×0.5=0.5×1.5×1.6=5×(91.84×2)=6.3×125×0.8=7.6×0.125×8=1×4.9+9×4.9=1×6.9+9×6.9=1.25×4.7×4.8=7.1×12.5×0.8=2.7×1.25×0.8=4.8×3.1×1.25=4×2.4+96×2.4=3×0.8+97×0.8=2.5×(20.39×4)=2.5×(42.65×4)=2.5×(49.68×4)=1.25×(85.87×8)=1.25×(40.26×8)=1.25×(8×16.76)=1.25×(20.34×8)=1.25×(37.92×8)=8.3×2.7?2.7×8.3=7.6×9.9?9.9×2.6=4.8×6.4?2.4×4.8=7.5×6.9?7.5×1.9=6.4×2.2?6.4×2.2=3.9×6.6?6.6×3.9=7.4×4.1?4.1×1.4=1.8×5.1?5.1×1.8=8.8×7.1?2.1×8.8=3.6×4.4?4.4×2.6=0.5×5.4+0.5×5.4=5.5×2.3+4.5×2.3=0.9×1.7+0.1×1.7=29÷5=19÷2=13÷5=46÷5=44÷5=34÷5=24÷5=21÷5=39÷5=36÷5=13÷2=12÷5=37÷5=33÷5=28÷5=22÷5=38÷5=49÷5=31÷5=32÷5=4.5÷9=7.6÷4=9.6÷2=5.4÷2=2.5÷5=6.8÷2=4.4÷4=1.8÷2=5.8÷2=7.5÷5=6.2÷2=5.5÷5=4.2÷6=3.6÷3=1.6÷8=9.8÷7=9.3÷3=1.8÷9=8.1÷9=3.6÷6=48.3÷7=28.8÷4=5.7÷10=66.6÷9=26.4÷8=38.4÷6=31.5÷5=23.1÷3=23.8÷7=25.2÷6=22.5÷5=9.8÷10=54.4÷8=44.1÷7=第1頁(yè)第1頁(yè)29÷0.5=37÷0.5=34÷0.4=4.8÷0.8=6.6÷0.6=0.9÷0.5=2.2÷0.2=7.6÷0.2=8.4÷0.4=0.3÷0.3=1.5÷0.6=1.2÷0.5=0.5÷0.5=9.6÷0.5=0.8÷0.5=2.8÷0.7=9.8÷0.7=0.4÷0.4=2.96÷0.8=0.56÷0.4=2.94÷0.7=62.1÷0.9=2.25÷0.9=25.2÷0.7=2.52÷0.9=0.54÷0.3=22.1÷0.5=39.6÷0.9=30.1÷0.7=3.08÷0.7=26.3÷0.5=48.5÷0.5=3.15÷0.9=2.59÷0.7=5.46÷0.6=5.94÷0.9=5.39÷0.7=2.24÷0.4=8.82÷0.6=27.9÷0.5=5.18÷0.7=3.43÷0.7=43.4÷0.7=2.73÷0.7=3.42÷0.6=7.44÷0.8=2.08÷0.4=2.84÷0.4=31.2÷0.8=2.16÷0.8=2.61÷0.3=5.76÷0.6=2.31÷0.3=8.79÷0.3=3.33÷0.9=0.86÷0.2=2.13÷0.3=7.28÷0.8=78.3÷0.9=4.44÷0.6=6.58÷0.2=9.32÷0.2=35.1÷0.9=38.7÷0.9=第1頁(yè)第1頁(yè)2.66÷0.7=3.69÷0.9=0.98÷0.7=37.1÷0.7=4.05÷0.5=2.38÷0.7=0.84÷0.7=11÷2=39÷5=33÷5=43÷5=42÷5=38÷5=31÷5=11÷5=48÷5=17÷2=36÷5=41÷5=19÷5=17÷5=28÷5=18÷5=46÷5=22÷5=14÷5=34÷5=9.9÷3=8.8÷4=4.6÷2=9.2÷4=4.2÷3=8.1÷3=9.8÷2=7.2÷6=4.2÷2=6.9÷3=37.8÷6=26.8÷4=26.6÷7=48.5÷5=74.7÷9=52.2÷9=61.6÷7=62.1÷9=48.3÷7=21.5÷5=55.8÷6=27.2÷4=0.8÷10=25.2÷9=67.2÷7=32.8÷4=54.6÷7=44÷0.8=3.5÷0.5=2.4÷0.8=7.7÷0.7=4.7÷0.2=9.8÷0.7=46.4÷10=85.5÷0.9=3.55÷0.5=2.66÷0.2=53.1÷0.9=45.6÷0.6=4.69÷0.7=35.6÷0.4=36.9÷0.9=4.14÷0.6=35.2÷0.8=第1頁(yè)第1頁(yè)0.91÷0.7=9.92÷0.8=2.13÷0.3=2×5=5×2=8×5=7×5=5×8=5×9=6×5=3×5=9×5=5×5=5×30=5×13=72×2=64×2=5×71=81×5=11×5=71×5=2×21=34×2=5×20=2×70=5×60=2×42=49×2=28×2=5×41=5×81=15×5=73×2=2×92=5×31=50×5=16×5=16×2=80×5=70×5=41×5=5×19=92×2=2×34=5×70=61×5=2×52=5×21=31×5=2×13=2×18=5×50=2×41=36×2=93×2=46×2=5×80=90×5=19×2=5×40=5×91=2×30=50×2=21×5=19×5=45×2=10×5=18×2=33×2=20×5=5×16=94×2=43×2=5×14=5×90=2×47=30×5=5×61=5×12=91×5=5×51=30×2=51×5=340×2=2×831=2×341=841×2=943×2=713×2=2×711=414×2=2×323=2×521=2×411=2×442=531×2=922×2=2×611=2×443=321×2=900×2=第1頁(yè)第1頁(yè)3×4=3×8=3×5=7×3=8×3=3×3=4×3=3×2=6×3=9×3=17×3=3×28=3×23=82×3=3×13=3×16=3×40=3×71=41×3=24×3=3×52=25×3=10×3=80×3=3×32=18×3=16×3=27×3=90×3=40×3=3×72=3×61=92×3=3×90=91×3=3×21=60×3=81×3=3×11=26×3=30×3=21×3=3×26=3×10=3×24=3×53=20×3=11×3=3×20=3×62=3×43=61×3=83×3=31×3=3×80=3×12=43×3=3×19=3×30=63×3=3×31=3×17=3×93=3×22=23×3=3×29=51×3=73×3=42×3=3×41=12×3=14×3=72×3=19×3=29×3=3×27=3×73=3×15=32×3=3×14=3×911=803×3=3×921=3×122=3×901=3×101=820×3=3×123=310×3=3×902=3×132=3×531=700×3=3×212=3×321=3×720=431×3=第1頁(yè)第1頁(yè)9×5=2×5=8×5=5×8=5×7=5×5=5×9=5×3=5×2=4×5=2×32=5×61=2×15=5×14=2×43=47×2=36×2=21×5=3×60=3×10=20×5=2×92=3×12=3×33=5×17=2×61=5×70=24×3=18×3=3×13=3×83=5×15=44×2=80×2=81×3=3×32=3×92=52×3=20×3=90×5=5×10=5×60=13×3=60×2=5×11=19×5=70×2=42×3=3×21=13×5=5×19=11×5=18×5=60×5=74×2=73×3=64×2=31×3=81×5=3×20=61×5=3×28=5×40=711×2=3×523=2×301=3×122=2×541=2×130=230×3=3×902=330×3=502×3=631×3=624×2=3×821=2×
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