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1、1、干脆写出得数。0.32X5=1.80.3=3.2-0.1=0.270.03=1.8X20=0.010.1=6.5X1.o=80X0.3=18X0.01=2.5-2.55=04.61=0.032.3=1.25X0.8=0.420.7=1.55=5.1.0.3=2.3X0.4=5.6+5.4=0.25X4=6.36-2.6=2、用竖式计算:0.59X0.81.553.6七(保留一位小数)3、递等式计算,能简便的用简便方法计算。4.8X0.985.58.2+1.85.5O.250.89X48.8X1.257.650.85+1.123.45.2X3.24、解方程1.8x=72x5.4=1.2X-3
2、2.5-91x+4,2=14.82.610.14.4X0.2525.212+2.943.5151.451、干脆写出得数。0.45=4.20.2=4.2-1.6=21.70.07=1.6X7=25.255=1.25X8=60X0.9=0.80.1=07.05=2、用竖式计算:0.42.5=1.7+3.3X0.2=56.5X0.24=93.60.052=姓名:学号:得分:3、递等式计算,能简便的用简便方法计算.2. 35X4.64+5.36X2.3512.51.36X0.8四、解方程(共18分).91X=1.31.2X2=60(-4)0.5=104X+1.2X5=24.48X-5X=276-10.
3、8=13.23、递等式计算,能简便的用简便方法计算。姓名:学号:得分:1、干脆写出得数。1.25X8=3.610=6.3+0.37=2.60.02=0.11X5=4.8+4=0.25X4=1.12X0.3=0.8X0.5=07.05=1.530=3.5+6.5X20=2、用竖式计算:0.59X0.027=6.726.4=1.87X3.05+8.13X3.051.250.450.89.8X3.70.44X2.52.25O.4O.631.043.2-4.74、解方程(I)X-1.9=7.8(2)x6.5=1.8姓名:学号:得分:1、干脆写出得数。1.25X8=3.6+10=6.3+0.37=2.6
4、0.02=0.11X5=4.84=0.25X4=1.12X0.3=0.8X0.5=07.05=1.5X30=3.5+6.520=2、用竖式计算:1.24X0.15=0.397.8=3、递等式计算,时简便的用简便方法计算。102X4.83. 2610.1-0.13.260.1259.882.4X2.5(27.8-15.6)0.89.12+57+4.8412.699902544、解方程(1)x+4.6=19.8(2)6x=10.8姓名:学号:得分:1、干脆写出得数。1.25X8=2.8100=6.3+0.37=2.60.02=0.13X5=9.66=0.25X4=2.34X0.2=0.6X1.5=
5、07.05=2.3X20=4.3+5,71,9=2、用竖式计算:1.03X5.9=3.8+4.5内(得数保密两位小数)3、递等式计算,能简便的用简便方法计算。10.1X1.91.396.1+3.91.39O.251.60.42.4X1.250.48X20.2-4.242.72+0.48+0.524、解方程(6分)2)x0.24=9.5(1)5.16+x=23.36五、下面的计算对吗?不对的请改正.(6分)8姓名:学号:得分:1、干脆写出得数1.25X8=1.0.125=6.13Xo=3.9+0.65=2.4X5=102.5=0.37X0.4=2.34X0.2=2.5X4=021.35=1.6X
6、0.5=4.3+5,71.9=2、用竖式计算:0.86X1.2=5.63+6.(得数保留两位小数)3、递等式计算,能简便的用简便方法计算。102X0.451.22.5+0.82.52.33O.25X48.8X1.257.062.4-5.70.211.4+2.64、解方程(1)1.6x+3.2=9.6(2)4-39=29三、递等式计算,8.710.1能简算的要简算。(每题5分,共60分)7.06X2.4-5.76.350.81.2523.47.8-2.35.4+4.6150.847+0.36X8四、解下列方程。5.5X=8X-6=8.43X=2.7、干腌写出得数。1.5X4=5.8+1.2=45
7、X0.2=4.088=0.540.6=3.1-2.9=0.12+3=0.4X0.7=0.321000=7100=0.8+0.02=0.840.3=二、登式计算。(1)7.6X0.9(2)10.5X0.3(3)4.25X0.18(得数保留位小数)、干腌写出得数.3.680.01=9+1.5=0.40.5=0.44+0.6=2.50.4=0.1258=3.60.4=3.92+7.2=二、整式计算。(4)0.30.12(51104.7826得数保留位小数(6)34.20.8验算三、递等式计算,2.56.80.4能简算的要简算。2.53.2X1.2521.360.82.9四、解F列方程。9X4=135
8、3X-1.6=32.61.530-5X=102X+1.5X=42(X-3)2=7.58(X-6.2)=41.6227.80.34=7.5250.38=78.611=三、计算下列各题。(能简算的要简算,并写出主要过程5.65X1.8+4.35X1.82.5X1.25X3.263X10.19.760.72-0.76X0.72+0.72四、解方程。1.8x=72x5.4=1.2-32.5=94算25X3=24+6=0.16X5=1.78X0.2=2.5X3=2.46=1.2X5=0.7X0.01=2.5X0.3=2.40.6=7510=0.70.01=2.5X0.03=2.40.06=2.37+3.
9、7=3.54+6.46=2.5X0.4=125X0.8=25X8=9.6X0.6=二、列竖式计算。(脸算)(得数精确到百分位)(得数用循环小数表示)3.516=XO.19X7.5=口算题5.6X3=2.82+3.18=4411=1.5+0.25=0.3I3=3310=10.81.=9.080+9=0.1X0.1=1.50.25=6.08X1000-0.5+11+0.5=6.44=1.50.3=4.23=1.85=2-1.75=10.6-2.7=1.6X0.25=0.2541.2二、用竖式计兑。36X5.5!83.063.45X21O.280.251500.120.871.5晨递等式计算,能简算
10、的要简算.102X0.458.27+7.52+1.73-3.520.79X99+0.790.15+0.75X1872+82.5-30.22.83.2+3.27.2四、解方程2X+2.8X2=10.42(X-2.6)=8X+2.4X=5.1、口算题2.05+0.75=8.4+0.4=2.30.1=4.2150=4.50.5=7.20.8=3-0.98=8.950.895=3.80.01=60.25=0.01X10=0.1+0.1X99=4.23=2.51.2=100-60.8=10.4+7=4.5X80=19.6-1.8=7287=13.5+5=二、用竖式计算。0.4X0.0761.5X0,06
11、26.5X0.04-计算下面各题,28.3X0.1X2.7怎样兑简便就怎样兑.1.01X8.558.360.518.20.79X98+0.7920.48X1.250.255.80.4四、解方程。(40分)1.2x2=1203.6x0.8x=26.61.86X0.473.817(得数保留两位小数)5.87+1.9(得数保留两位小数)义教课标试验教科书数学五年锻上(人敢版)计算训练(十二)一、口算题564=72+16=7212=48+2=5.64=7.216=7.212=4.82=0.M0.3=1.8X0.5=10X5=5117=1.2-0.02=3.8+4.9=03.5=3.53.5=9.2-8.6=10.1-8.1=18X0.2=10X0.05=3.4X0.3=20100=1.8+6=3.59-1.9=二、用竖式计算0.030.12=验矩52.7826=验算:三、计算下面各题,能简便的用简便方法计算4.050.5+10.7521.6+0.81.2X56.82.7+2.73.28.46.9(6.44-4.14)0.38X1024.82.542. 47X6.5+7.53X6.50.65X1014.12-1.78-1.223. 6+6.IX1.5四、解方程。5X6+4X=50