小数乘除法计算题各20道题

5.6x6.5可修编.小数乘除法计算 题 快递公司问题件快递公司问题件货款处理关于圆的周长面积重点题型关于解方程组的题及答案关于南海问题 各20道题、简便计算40道题、方程20道题小数乘除法 计算题 一年级下册数学竖式计算题下载二年级余数竖式计算题 下载乘法计算题下载化工原理计算题下载三年级竖式计算题下载 2021-02-0709:24乘法：5.6x2.93.77".80.02x965.22x0.39.99x0.024.67x0.95x2.441.666x6.19.432x0.00257x5.7可修编.4.88x2.95.61x4.38.9x2.45.5x559.77x0.021.384x5.18.78x832.6x610.059x0.24.268x1.785.44v16可修编.9.46x2.8517.8x6.41.5x4.92.5x0.885.555x5.22.22x3.337.658x8536.02x0.356.78x8除法：210-1.4可修编.42.84三7101.7^967.5M5230.4v621.24^360.736^2343.5v1235.21-739.6v246.21-0.03可修编.51.3-0.2791.2v3.80.756-0.180.66=0.311.974569.6=2.938.4=0.815=0.06〔循环小数的用简便方法，除不尽保存2位小数〕8.2=0.120.8=0.976.4M.44.7v31.25M.232^4214.36v2.78.33M.21.7v0.032.41v0.7用竖式计算0.39642=0.756v0.36=15.6x13=0.18x15=0.025x14=3.06x36=0.04x0.12=3.84x2.6〜5.76x3=〔保存一位小数〕7.15x2290.75-3.33.68x0.2516.9v0.131.55v3.93.7x0.01613.76x0.8=5.2x0.68.4x1.36.4x0.54.48x0.45.25x535.4x4.20.042x0.540.76x0.320.25x0.0462.52x3.41.08x250.12x0.5x0.16=4.8x0.25=0.125x1.4=〔保存两位小数〕2.5v0.7=〔保存三位小数〕10.1v3.3=〔商用循环小数〕10.75v12.5=〔用乘法验算〕3.25x9.04=〔用除法验算〕3、脱式计算〔能简算的要简算〕2.5x7.1x416.12x99+16.125.2x0.9+0.97.28x99+7.284.3x50x0.264-2.64x0.526x15.7＋15.7x24(2.275＋0.625)x0.283.94+34.3x0.21.2x(9.6v2.4)v4.88.9x1.1x4.72.7x5.4x3.93.6x9.85-5.468.05x3.4+7.66.58x4.5x0.92.8x0.5+1.5832＋4.9-0.94.8-4.8x0.5(1.25-0.125)x84.8x100.156.5x99＋56.57.09x10.8-0.8x7.094.85+0.35v1.48.7x17.4-8.7x7.412.5x0.4x2.5x80.87x3.16+4.649.5x1010.68三〔5.2-3.5]x1.2540.5三0.81x0.184.8x〔15三2.4]6.81+6.81x990.25x185x404.4x0.8－3.4x0.8(9.37+9．37+9．37+9．37)x2．52.37x6.3+2.37x3.72.5x1.25x0.323.8x10.12.5x(3.8x0.04)7.69x1013.8x10.10.25x39+0.250.125x7246x0.33+54x0.33(8x5.27)x1.256.81+6.81x990.25x185x406.8x0.75v0.53.75—0.125-2.751.53+23.4^7.29.5x9913.5x0.9812.5x8.8二、解方程：54-X=247X=49126mX=4213+A=28.52.4X=26.47.5x－3x=185".3-2x=5.524x+6x=63.65.6x+4.4x=5.2x＋3.86=5.4617.89－x=12.8940.8＋x=57.3x－3.25=162x+0.82=8.23+0.5x=77.8vx=2.680xv4=125-0.9x=2.752x＋0.4x=486-2x＋6x=1835x＋13x=9.60.52x5-4x=0.60.7（x＋0.9）=421.3x＋2.4x3=12.43.5x=1402x+5=4015x+6x=1685x＋1.5=4.513.7—x=5.294.2x3—3x=5.1（写出检验过程）20.5－4x=8.13.6xM.2=9.7518x1.5－1.7x=13.418.5x－9.9x=1.7219.2x+1.5x=32.17.2x5－8x=11.24x+3x0.7=6.5（口算）0.6x1.2=0.84v0.6=4.5x0.1=15x0.4=0.1x0.5=2.8-7=100^0.01=1.4x3=0.72-8=6-0.03=0.5x0.6=40x0.9=4-0.5=7x2.1=8.89+0.1=24x0.25=0.1-0.01=2.4x0.8=9x0.4=10x0.01=30.2-3.02=4.3-0.25=1-0.82=9.6-0.3=2.6x0.01=0x25.4=4.8x0.4=7.2＋2.8=12x2.5=2.63+0.37=0.7x16-16x0.2=0.96=0.3=1.5-4.5=2.5x0.41.4x2.5x4=8-2.5=6=1.2=9.2=2.3=24=4＋56=4=0.36＋0.64=4=0.25=1.8x5=30x〔200+3〕=8.4v4.2=8x1.5=4.8v0.3=2.73+1.5x4=计算下面各题（能简算的要简算）7.05x23.7+7.05x76.30.125x3.2x2.512.81－(1.5+7.81)8.7x2.6+6.4x8.7+8.71025-1125三4.5煜612.25－3.1＋0.85－6.17[1.9-1.9x0.9]三〔3.8-2.8〕2.65x1.7+1.35x1.7列竖式计算，得数保存一位小数。1.2x1.4=0.37x8.4=3.14x2.8=0.85x1.12=0.86x5.4=0.15x2.3440v14=26.37-31=45.5-38=1560v35=4.8-2.3=1.55-3.9=7.2v2.1=3.87-7=146.4-13=5.63v6.1=2.84x0.03=0.38x0.1326.37v31=32^42=2.84E03=4.8v23=0.382x0.13=4.2v4.5=列竖式计算1.64+2.35=8.65-6.31=28.448^14=0.58x250=12.5+3.6=10.88^34=10-7.64=1.86x7=13.88-6.29=926x0.15=8^500=26.3+7.93=23x7.06=100.2-2.28=44三9〔准确到百分位〕三、计算〔能简便的用简便方法计算〕8x25x1．25x164．04x25045．55-〔6．82＋15．55〕3．2x99＋3．24.8x39＋61x4．834．52-17．87-12．232．5x56+4．5x65489x101-4894．57+3．17+3．43+5．834.6x56+48x4.6-4.6x4竖式计算：18^24=43.68^26=25.3^0.88=0.1575v3.15=0.61248=16.787v0.28〔保存一位小数〕1、算下面各题2.36x0.222.8x4.583.57v4.282.8v3645x2.463.6v0.24382.5v456.4x5.482、简便计算3.6x2.5+7.5x3.62.5x1.20.125x324.3x0.96.5x1023.25x99+3.2518v24=43.68v26=25.3v0.88=0.1575三3.15=0.61248=16.787v0.28