北师大小学四年级数学下册脱式计算竖式计算

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1、45.2－33.5=1.37+2.65=54×(3.94+6.86)（3.2+0.12）×0.80.175×0.25×48.25+1.55=7.3－2.25=1.8×0.25+4.228.7-17.9+4.52.4×3-6.1810－2.45=3.7+2.36=12×(15.4-12.2)9×[0.3×(8-6.5)]0.4×99+0.410.2－8.75=15.4+2.97=7.8+4.56+2.25.01-1.9+4.9912.7+12.5×511.65－7.39=10－3.14=3.6×4-2.50.65×6.4-0.65×5.478×0.25×0.41.44×3.9

2、8=1.36×0.8=90×(3.6-1.8)3.6+5.8-1.2×50.36×[(6.1-4.6)×0.8]85－34.7=0.7×7.8=8.5×5.67－7.5×5.671.6×[(1.8+1.95)-2.5]4.5－1.14+1.5－1.241.3×0.25=1.44×3.98=6.2+3.5×25×47.32－4.37×0.94.05×0.5+0.814.8×0.25=4.8×1.2=1.25×320.56＋3.48＋0.44＋6.522.8+（2.25＋27.5×1.5）0.32×0.8=0.32×1.2=5.8×7.6＋7.6×4.2145.3－58.6－4

3、1.4[（5.1－3.6）÷0.8－1]×0.099.8×0.5=9.8×1.3=0.5×4+0.5×6（7.5－2.3×0.4）-0.252.16+0.9×32.42×1.1=3.14×1.5=2.6×(0.175÷0.25)70.8－1.25－1.75(8＋0.8)×1.252.6×0.8=2.15×2.1=9.4×[0.96÷(5.4÷0.9)]2.125×1.5+7.875×1.50.7×101－0.70.12×50=2.6×0.5=0.125×4.7×812.5－1.68－2.32567÷20÷59.6×0.8=3.25×1.8=19.6÷﹝0.48÷（5.4÷0

4、.9）﹞1.92×（2.3+10.5÷15）18÷﹝0.6×（8-6.5）﹞4.8×0.9=9.34×1.4=7.2×9.94.75×99＋4.7570.8－1.25－1.750.7×9.32=1.87×2.3=3.54×0.29－0.29×2.541.25×32×2.51.6×3.2－3.20.15×0.63=1.8×0.85=93÷0.31÷34.81＋8.3＋5.19＋11.12.5×（8＋0.4）11.73+40.39=32.85－20.39=138÷0.25÷0.4125×8.80.45×9833.87+16.89=10.21-3.85=（37.26－6.01）×

5、0.4＋5.52.38×0.5＋5.62÷215.8＋4.2×10.53.8+3.54=3.05－2.9=51.8－4.8×（2.03－0.18）1.25×32×2.51.6×3.2－3.211.65－7.39=10－3.14=9.43－(8.65+0.40)4.6+12.3+5.815－(1.3+3.9)8－7.23=3.8+3.54=4.6－1.75+2.085－(4.19－2.83)7.41－(2.96+3.04)85－34.7=0.7×7.8=4.28+0.53－3.373.2+1.27－2.491.54+2.08+3.621.44×3.98=1.36×0.8=9.

6、5+4.85－6.365.6+2.7+4.44.6－(1.75+2.08)4.8×1.2=0.32×0.8=4.02－3.5+0.9870.8－1.25－1.755－4.19+2.832.13×4=4.8×0.3=2.6+1.4×3(8+0.8)×1.252.5×0.6－1.8×0.58.25+1.55=7.3－2.25=2.5×2.8×42.5×13+0.90.25×13.7×0.49.34×1.4=0.7×9.32=1.83+3.79+0.1722－1.6×70.89×4.8+0.89×5.21.87×2.3=0.15×0.63=10―0.34―0.6612.8+2.0

7、4×9.56.15×9.4－421.8×0.85=48×0.15=4.5×3.6+5.2×0.354.5×0.9+5.5×0.935.7+14-30.83.7+2.36=10.2－8.75=5.4÷（2.7×4）9.4×[0.96÷(5.4÷0.9)]52÷6.5+26×0.379.8×1.3=654×0.9=1.6×(2.25+10.5÷1.5)90÷(3.6－1.8)3.4×7.8÷3.92.6×0.8=2.15×2.1=0.36÷[(6.1―4.6)×0.8]54÷(3.94+6.86)0.175÷0.25×