北师大版四年级下册计算练习题暑假作业

一、口算4.8－2.8=3.66－1.25=5－0,42=0.01×10=53.8×10=0.618×100=0.4×3=3.6×2.4=1.1×0.4=0.7×2=1.5×0.2=0.39÷3=二、竖式计算45.2－33.5=1.3+2.5=1.5－0.5=1.9+8.1=0.11×50=53.8×100=18.1×110=44×0.3=36×2.4=0.02×17=0.7×0.21=3.8×4=7.2÷4=3.11+2.22=0.36+0.64=4.3+2.31=0.21×100=53.8×1000=9.87÷10=0.4×0.3=3.6×24=26.2+13.1=2.1+0.6=0.7+0.23=0.3×1.3=3×6.25=2.5×4=6÷5=0.01×1000=1.414×11=1.4×100=13×3=0.36×2.4=0.3×0.2=0.3×6=0.09×10=20×0.5=12.3+11.2=0.96－9.7=0.75+0.25=0.12×1000=52.1÷1000=35.8－13.3=11－0.9=0.15×0.63=1.8×0.85=48×0.15=0.98÷2.8=0.86×1.2=0.125×8=12×0.16=12.9÷6=7.42÷7=8.2÷5=15.6÷6=8.54÷0.7=15.9÷15=26÷4=12÷16=32÷5=54÷36=4÷25=7.79÷95=182÷52=435÷12=35÷56=134÷4=610÷16=35÷0.5=12.6÷0.3=0.768÷1.6=8.4÷0.56=37.1÷0.53=2.7÷7.5=0.78÷2=73÷3=4.06÷0.58=0.7÷0.25=32÷0.08=6.21÷0.3=0.21÷0.025=6.3÷0.42=0.012÷0.25=9.4÷11=41.6÷2.6=7÷0.35=0.63÷0.7=30.6÷4.5=0.4÷0.5=72.9÷9=4.2÷1.2=0.16÷0.25=0.16÷2.5=72.9÷0.9=4÷3=4.2÷0.12=3÷8=14.2÷11=0.4÷9=10÷9=1÷7=2÷4=5÷6=2.88÷1.54.48÷3.5=13.3÷0.95=12.3÷1.5=7.2÷0.64=24÷1.5=42.7÷7=63.9÷0.9=21.6÷12=0.23÷5=82.5÷15=7.8÷75=25.2÷18=0.448÷32=4.2×3.2=117÷36=1.8×5.5=2.88÷1.5=46.23÷23=0.14÷0.08=19.2÷1.6=1.92÷0.16=0.192÷0.016=5.3×2.4=9÷3.6=54.6÷0.91=1.25×0.72=9.6×4.5=21÷0.75=9.6－1.64=62.4+7.62=8×1.57=12.3×1.5=8.95÷5=13.3×0.95=（保留二位小数）8.09×6.7=600÷8.09=1.79×1.2=45.4÷15=三、计算并验算12.6÷0.28=8.84÷1.7=62.9÷17=2.1÷0.56=1.8×5.5=9÷0.36=4.2×3.2=117÷36=四、脱式计算(能简算就简算)9.43－(8.65+0.40)4.6+12.3+5.815－(1.3+3.9)4.6－1.75+2.085－(4.19－2.83)7.41－(2.96+3.04)4.28+0.53－3.373.2+1.27－2.491.54+2.08+3.629.5+4.85－6.365.6+2.7+4.44.6－(1.75+2.08)4.02－3.5+0.9870.8－1.25－1.755－4.19+2.832.6+1.4×3(8+0.8)×1.252.5×0.6－1.8×0.52.5×2.8×42.5×13+0.90.25×13.7×0.41.83+3.79+0.1722－1.6×70.89×4.8+0.89×5.210―0.34―0.6612.8+2.04×9.56.15×9.4－424.5×3.6+5.2×0.354.5×0.9+5.5×0.935.7÷14÷305.4÷（2.7×4）9.4×[0.96÷(5.4÷0.9)]52÷6.5+26×0.371.6×(2.25+10.5÷1.5)90÷(3.6－1.8)3.4×7.8÷3.90.36÷[(6.1―4.6)×0.8]54÷(3.94+6.86)0.175÷0.25×4(3.2+0.12)÷0.80.175÷0.25×0.428.7÷7+4.596÷(15.4－12.2)2.4×3÷0.189÷[0.3×(8－6.5)]7.8+4.56+2.212.7+12.5÷50.4×99+0.43.6×4－2.50.65×6.4－0.65×5.45.01－1.9+4.9978÷0.25÷0.4五、解方程x－19=2x－12.3=3.84x=3803y=451.6x=3.3647+x=474x=426m=42y－21=146y=54x÷7=12a－18=261.2x=4824n=965y+y=962x+20=803x+6=150.5x－2=24x+3x=1802x－x=44m－2m=48y+y=33x+3x=725x－2x=123y+3y=366x－3x=4.83m+2m=653x+4=34y+2y=45x+2.5=10x+5=552x+5=452x－6=403x+20=504x+9=2493y－6=48x－360=3126x－x=125