五年级上册口算练习题100道说课讲解.doc

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1、2.5÷5=0.012×100=0.005×40=50÷0.01=7.5×200=32.08+0.07=7.005-3.58=5÷0.005=1.8÷9=0.18÷0.9=0.75+10.05=78÷0.01=9.6÷0.1=8.05÷0.1=0.1÷0.01=0.023×1000=41×100=8800÷400=0.12×10=600÷30=7.59÷100=150+70=356-98=125×8=10×10.002=5.06+0.56=61.21-5.22=25.25-0.251=3÷0.5=10÷25=4.8÷0.16=0÷3.89=1.5÷0.3=1.8×5=7.2÷0.

2、9=8.4÷0.4=0÷3.5=0.9×0.3=1×0.06=9×0.5=1.25×8=2.6×3=4.1×2=0.35×0.2=0.25÷40=50÷1000=45.03+0.52=14.1-10.02=5.6÷0.8=5.6÷1.4=0.48÷0.8=4.4÷0.11=4.2×3=3.2×0.4=0.3÷0.01=4÷0.5=87.01+0.99=58.02+1.003=125×0.0008=1.25×0.8=6－0.025=3.6＋6.3=0.05×4=3.5×0=35.06-23.12=71.1-0.01=71.1÷0.1=71.1+0.01=5400÷5=200×34=

3、550－450=180÷600=2700÷30=45×1.4=8÷100=89÷100=4.68+7.10=9.63+6.28=7.71-2.69=9.91-8.74=6.07-1.69=5.00+6.13=8.24-7.63=5.21+5.49=40×0.25=4×0.4=7.5÷0.25=4.2÷0.7=3.5÷0.01=3.5×0.01=35÷1000=0.35÷0.01=8.2＋1.8=100－35.22=2.5×0.4=2.4×5=0.22×4=0.9－0.52=3.99×1=0×3.52=2.5÷5=8.4÷7=0.34÷17=2.5÷0.5=8.4÷0.7=0.34

4、÷0.17=30.4÷4=1.2×6=0.72÷0.6=2.6÷1.3=0.6×0.3=0÷3.65=7.82÷1=0.001÷0.1=1.4÷0.7=3.6÷0.06=80×0.125=400×0.005=12.5×0.1=12.5÷0.1=50×0.002=2.5×0.01=400×0.04200×0.001=5.1÷0.17=0.28÷1.4=0.9÷0.45=9.6÷16=41÷0.01=0.01÷1=7.5÷1.5=0.81÷9=7.5×0.1=0.9×0.3=0.35÷0.0013.5÷0.5=1×0.06=9×0.5=1.25×8=0.2×0.4=4.5÷0.9=2

5、.5×4=12.5×4=0.3÷0.1=4.5×2=7.8+0.22=3.4×0.4=12.6－0.9=48＋1.6=1.1×40=2.2×6=138－8.9=0.35÷0.1=0.36×0.01=75.35-23.04=4.007-0.09=27÷0.027=2.1÷0.01=2.004÷0.2=50.1+21.51=0.82+0.08=273×1=0.63×10=4÷10=17÷1000=0.56+0.4=80×25=1-0.93=1.25×100=5.6+99=40100÷25=90-0.9=51÷0.001=35×0.001=54÷0.1=54×0.1=54÷1000=2

6、5.23+0.77=98.54-63.45=30÷0.003=612÷6=12×80=1.5×100=840÷40=8.94-6.73=8.95-0.73=3.61-0.30=7.78-5.15=8.38+4.25=7.82-2.37=7.39-7.03=8.56-7.52=3×2.4=92÷46=8.1÷9=2.5×4=9.21-8.20=6.88-0.49=8.06-6.96=2.76-1.02=3.50-2.54=0.66+9.27=8.99-8.84=3.18-2.65=6.39+9.31=4.83-1.34=5.75-1.24=6.77-4.79=0.94+3.40=3

7、.54+7.84=9.45-3.01=0.09+0.87=3.08-0.91=5.43+4.85=8.16+3.44=8.14-5.89=2.5÷5=0.012×100=0.005×40=50÷0.01=7.5×200=32.08+0.07=7.005-3.58=5÷0.005=1.8÷9=0.18÷0.9=0.75+10.05=78÷0.01=4.68+7.10=9.63+6.28=7.71-2.69=9.91-8.74=6.07-1.69=5.00+6.13=8.24-7.6