五年级小数竖式计算

-.--.可修编-.68.8÷4＝　　85.44÷16＝　　67.5÷15＝289.9÷18＝　101.7÷9＝　　243.2÷64＝　16.8÷28＝　　15.6÷24＝　　0.138÷15＝　1.35÷27＝　　　0.416÷32＝　3.64÷52＝　91.2÷3.8＝　0.756÷0.18＝　　51.3÷0.27＝　　26÷0.13＝　210÷1.4＝　　2.688÷0.56＝　10.625÷25＝　126÷45＝10÷25＝2.7÷7.5＝　　　15÷0.06＝　　25.6÷0.032＝　　14.36÷2.7≈8.33÷6.2≈1.7÷0.03≈32÷42≈1.25÷1.2≈2.41÷0.7≈4.5×0.07=6.3÷0.09=2.5×3.6=19.8÷3.3=5÷0.25=0.76÷0.4=2.36×0.22=2.8×4.58=3.57÷4.2=82.8÷36=45×2.46=3.6÷0.24=382.5÷45=6.4×5.48=13.42×4.73=9.65×8.12=7.23×1.2=6.3×12=2.14×8.3=4.9×1.12=21.98×2.31=0.24×28.37=29.13×3.14=9.88×11.21=5.5÷11=7.5÷0.5=6÷1.2=3.2÷8=7.2÷0.9=24÷1.2=12÷0.12=6.75÷0.25=12÷0.75=21÷0.7=16.9÷0.13=1.55÷3.9=3.7×0.016=5.63÷6.1=0.3÷0.15=0.5×0.12=0.6×3÷0.6×3=1.4×5=0.1×0.01=0.35×8=7.35÷7=1÷0.01=4.692÷2.3=         5.5×2.02=           3.14×0.68=3.07×1.5=5.26÷1.6 =0.85×6.3  =           52.6×0.252=            35÷73 =    4、判断。（1）如果两个因数的积不是小数，那么这两个因数一定不是小数。（  ）（2）一个不等于0的数的1.02倍一定比原数大。  （   ）（3）因为12×35=420，所以1.2×3.5=42.（    ）（4）在表示近似数时，5.0也可以写成5。（   ）（5）整数乘法的交换律、结合律和分配律，对于小数乘法同样适用。（ ）（6）0.25×9.9=0.25×（10-1）=0.25×10-0.25。（   ）（7）4.10与4.1大小相等，表示意义也相同。（  ）（8）3.994精确到百分位约是4.00.（   ）（9）一个数（0除外）除以小数，商一定比这个数大。（    ）（10）两个数相除的商是0.9，被除数不变，除数扩大10倍，商是9.（  ）5、把下列各式中的乘积点上小数点，使等式成立。  9.36×2.7=25272           0.89×6.43=57227  52.1×1.98=103158         26.15×3.4=88914.5×0.07=6.3÷0.09=2.5×3.6=19.8÷3.3=5÷0.25=0.76÷0.4=2.36×0.22=2.8×4.58=3.57÷4.2=82.8÷36=45×2.46=3.6÷0.24=382.5÷45=6.4×5.48=13.42×4.73=9.65×8.12=\7.23×1.2=6.3×12=2.14×8.3=4.9×1.12=21.98×2.31=0.24×28.37=29.13×3.14=9.88×11.21=920÷40=780÷60=960÷40=79×97=28×32＝54×25＝48×61＝23×37=46×58=326×52=45×12＝33×12=32×69=0.828÷3697.2÷247.65÷0.8512.6÷0.288.61÷2.158.75÷0.25220.3÷0.758.8÷0.2858.9÷317.67÷5.983.2÷3.297.2÷5.48.4÷2418÷4823÷1847.65÷250.98÷352.525÷2584÷56140.7÷382.8÷721.56÷2.4=1.44÷0.015=2.898÷0.18=85.44÷1642.84÷7101.7÷967.5÷15230.4÷621.24÷360.736÷2343.5÷1235.21÷739.6÷246.21÷0.0385.44÷16 42.84÷7 101.7÷9 67.5÷15 230.4÷6 21.24÷36 0.736÷23 43.5÷12 35.21÷7 39.6÷24 6.21÷0.03 210÷1.4 51.3÷0.27 91.2÷3.8 0.756÷0.180.66÷0.3 11.97÷1.5 69.6÷2.9 38.4÷0.8 15÷0.060.828÷3697.2÷247.65÷0.8512.6÷0.288.61÷2.158.75÷0.25220.3÷0.758.8÷0.2858.9÷317.67÷5.983.2÷3.297.2÷5.48.4÷2418÷4823÷1847.65÷250.98÷352.525÷2584÷56140.7÷382.8÷721.56÷2.4=1.44÷0.015=2.898÷0.18=85.44÷1642.84÷7101.7÷967.5÷15230.4÷621.24÷360.736÷2343.5÷1235.21÷739.6÷246.21÷0.0385.44÷1642.84÷7101.7÷967.5÷15230.4÷621.24÷360.736÷2343.5÷1235.21÷739.6÷246.21÷0.03210÷1.451.3÷0.2791.2÷3.80.756÷0.180.66÷0.311.97÷1.569.6÷2.938.4÷0.815÷0.061.44÷0.015=2.898÷0.18=1.44÷0.015=2.898÷0.18=0.328÷8=3.51÷3=7.21÷7=23÷25=3.64÷14=37.8÷28=600÷50=42×0.16=84×0.25=0.36×0.9=2.4÷3=20×0.5=0.8×6=1000×0.09=1.35÷27=58×0.32=1.08×52=8.5×0.54=5.62×2.4=0.28×0.16=1.06×0.82=0.06×0.75=0.41×2.01=0.63×0.12=3.5×2.011.26÷0.84=1.45×6.5+0.55×6.56.12×99+6.125.9×101-5.98÷（）=0.825.8÷（）=0.258452÷()=45.270÷()=0.7800.9÷()=80.09360÷()=0.366.54×1.04=0.522÷0.18=33÷7.5=10÷0.8=0.6÷0.015=0.532÷0.4=0.05÷0.025=0.21÷0.012=3.6÷4.8=8.01÷0.9=0.51÷0.85=6.3÷0.42=25.2÷63=0.456÷1.5=16.43+3.6=21.5-20.83=5.7+4.33=20.1-6.9=0.65+19.5=0.29×3.18（保两）4.48÷2.8+1.535.4-9.6÷（2.65-1.05）6.3×【（0.9+1.8）÷4.5】以下简便运算12.5×32×0.2529.4+1.72+3.565.17-1.8-3.213.75-（3.75-6.48）3.45+7.7+16.55+1.321.63-（8.5+9.63）36.59-（6.59+7.3）7.23+6.84-0.84+2.770.312×12=42×0.16=84×0.25=58×0.32=1.08×52=54×0.47=420×3.5=9.3÷100×1000=2871÷0.33=50-16.66=6×0.73=3.82×0.45=3.1×4.05=0.522÷0.18=7.54÷0.26=91.2÷0.024=1、用竖式计算0.396÷1.2=    0.756÷0.36=        7.15×22=     90.75÷3.3=  3.68×0.25=16.9÷0.13 =      1.55÷3.9=        3.7×0.016=13.76×0.8=      5.2×0.6        8.4×1.3=13.95÷3.1=6.4×2.5=     4.48×4.4=        5.25×15  = 4.6×0.6=35.4×4.2=    0.042×0.54 =    0.76×0.320.25×0.046=        0.45×0.73= 0.43×0.28=       2.52×3.4=     1.08×25=        0.12×0.5×0.16＝     （保留两位小数）      3.25×9.04= （用除法验算） 4.8×0.25＝       0.125×1.4≈      10.75÷12.5=  （用乘法验算）  2.5÷0.7=  （保留三位小数）    10.1÷3.3=  （商用循环小数表示）8.9×0.05=    3.08×0.43=    1.5×26.7=5.22÷29= 18.72÷3.6=   2.5×7.1×4=       16.12×99＋16.12=     5.2×0.9＋0.9=      7.28×99+7.28=4.3×50×0.2=     64－2.64×0.5=2      6×15.7＋15.7×24=        (2.275＋0.625)×0.28=     3.94+34.3×0.2=      1.2×(9.6÷2.4)÷4.8=       8.9×1.1×4.7=    2.7×5.4×3.9= 3.6×9.85-5.6 =      8.05×3.4+7.6 =       6.58×4.5×0.9=     2.8×0.5+1.58=     4.85+0.35÷1.4=     8.7×17.4-8.7×7.4=        (1.25－0.125)×8=32＋4.9－0.9=       4.8－4.8×0.5 =   4.8×100.1 =    56.5×99＋56.5 =   7.09×10.8－0.8×7.09=12.5×0.4×2.5×8 =   0.87×3.16+4.64 =  2．13.×0.×8257=   9.5×101=  0.68÷（5.2-3.5）×1.25=   40.5÷0.81×0.18= 4.8×（15÷2.4）=  6.81+6.81×99=    0.25×185×40= 4.4×0.8－3.4×0.8=     (9.37+9．37+9．37+9．37)×2．5=    4．2.×1.＋1.×1.75=2.37×6.3+2.37×3.7=    2.5×1.25×0.32=  3.8×10.1=2.5×(3.8×0.04=)        7.69×101 =       3.8×10.1=0.25×39+0.25=     0.125×72 =  14.7÷0.07= 46×0.33+54×0.33= 6.81+6.81×99 =  0.25×185×40= (8×5.27)×1.25 =   6.8×0.75÷0.5 =1.53+23.4÷7.2= 3.75÷0.125–2.75=    13.5×0.98=      12.5×8.8=9.5×99=   1.2×1.4＝0.37×8.4＝3.14×2.8＝0.15×2.34＝ 0.85×1.12＝0.86×5.4＝40÷14＝45.5÷38＝  26.37÷31＝1560÷35＝4.8÷2.3＝1.55÷3.9＝  7.2÷2.1＝3.87÷7＝146.4÷13＝0.382×0.13＝  5.63÷6.1＝2.84×0.03＝26.37÷31＝32÷42＝ 2.84×0.03＝4.8÷23＝0.382×0.13＝4.2÷4.5＝  2.52×3.4=          1.08×55=             0.12×0.44=0.24×2.15= 0.25×0.046=        6.03×0.25=           2.93－1.837=          3.568÷16= 26.55÷59=          117÷18=            9.48＋1.36=            36.9÷18= 四、单位换算（12%）0.24米=（   ）厘米               0.09吨=（   ）千克 8.54平方分米=（   ）平方厘米     3.64千米=（   ）米 140平方厘米=（   ）平方分米     785米=（   ）千米  23分米=（   ）米                60克=（   ）千克           2.06千克=（      ）克           3元4角=（　  　）元15厘米＝（　　　　）米           7吨60千克=（    ）吨五、脱式计算（能简算的要用简便方法计算）（24%）15.89＋(6.75－5.89)   5.17－1.8－3.2        13.75－(6.48＋3.75) 3.68＋7.56－2.68     7.85-（2.34－0.15）    35.6－1.8－15.6－7.2 13.35－4.68＋2.65-5.32             73.8－1.64－13.8－5.365.4÷0.15=2、脱式计算（能简算的要简算）。  0.125×0.25×8×4         7.4×0.28+0.28×2.623.4÷5.85=    4.8×0.9+0.48            　　　（4－0.4）×2.50.544÷0.025= 2、脱式计算（能简算的要简算） 0.125×32            0.78×101             3.26×5.7－32.6×0.07 0.25×0.06  0.125×0.4   0.64×0.75   14.5×0.28  10.32÷2    12.8÷4      37.8÷9    10.32÷2.4   3.25÷2.55.46÷1.3   0.465÷0.15  0.784÷0.56  65÷52 11.2÷0.05    9÷0.18     1.8÷20      7÷0.56     7.3÷0.25   0.798÷0.38   9.8÷1.4   2.52÷2.4   60÷4.8       72.8÷0.8  0.315÷1.5    31÷25     13÷20      0.092÷23     72.8÷8    0.315÷0.15   96÷64     176÷25     11.4÷0.24    2.08÷26   36÷48        96÷0.64   7.56÷4.2       1.2×1.4＝           0.37×8.4＝           3.14×2.8＝0.85×1.120.86×5.4＝           0.15×2.34＝40÷14＝           26.37÷3145.5÷38＝1560÷35＝           4.8÷2.3＝           1.55÷3.9＝7.2÷2.1＝           3.87÷7＝           146.4÷13＝5.63÷6.12.84×0.03＝           0.38×0.13＝26.37÷31＝           32÷422.84×0.03＝4.8÷23＝           0.382×0.13＝           4.2÷4.5＝1.64＋2.35=   8.65－6.31=   28.448÷14=  10.88÷34=0.58×250=  12.5＋3.6=          10－7.64= 1.86×7= 13.88－6.29=   926×0.15=     8÷500=        100.2－2.28  26.3＋7.93=  23×7.06=        44÷9（精确到百分位）  18÷24=             43.68÷26=               25.3÷0.88=124.8÷0.24=0.1575÷3.15=       0.612÷1.8=       16.787÷0.28  （保留一位小数）2.36×0.22         2.8×4.58             3.57÷4.2     45×2.46  82.8÷36382.5÷45            6.4×5.480.756÷0.36=                   0.396÷1.2=               27.5÷0.025=  5.08×0.65（得数保留两位小数）9.62÷0.158（得数保留两位小数）14.2÷11（商用循环小数表示）203.5÷11=25.2÷6=34.5÷15=5.6÷4=1.8÷12=1.8÷12=7.83÷9=4.08÷8=0.54÷6=6.3÷14=72÷15=14.21÷7=24÷15=1.26÷18=43.5÷29=18.9÷27=1.35÷15=28.6÷11=20.4÷24=3.64÷52=15.6÷12=328÷16=1.35÷27=7.65÷0.85=12.6÷0.28=62.4÷2.6=0.544÷0.16=1.44÷1.8=11.7÷2.6=19.4÷12=5.98÷0.23=19.76÷5.2=10.8÷4.5=21÷1.4=8.84÷1.7=6.21÷0.03=1.89÷0.54=0.51÷0.22=7.1÷2.5=1.998÷0.54=1.28÷0.16=2.1÷0.4=2.56÷3.2=50.18÷38.6=4.68÷7.5=