100道小數(shù)乘法計(jì)算題

1、練習(xí)紙姓名)豎式計(jì)算5,6 )2,93,7 M,80,02 965,2 )0,329,99 0,024,67 0,95,5 2,41,6 )6,19,4 0,125,6 6,54,8 2,95,61 0,038,9 2,49,77 0,021,3 )5,18, 6 832,6 6,10,059 0,25.555 >5,22,22 3,337,658 8536.02 >0,356,78 835,6 2,90.02 >965,22 0,39,99 0,024,67 2,441,666 >6,19,432 0,0021.384 >5,14.268 M.31.5 M,97

2、.658 855.3 6.39.9 1.44.8 9.15.59 4.81.3 1.657 5.72.5 0.8836.02 >0,34.47.36.4 2.40.6 70.25.64.6 3.83.8 2.31.8)9,61,7 )4,79,8 >4,31.1 2,6 619,46 2,855,555 5,24.2M.89.4 >8.49.1 >5.61.89.66.1 4.88.6 8.97.79.92.9 8.21 0.059 0.217.8 >6.42.22 3.330.1 5.32.1 )7.927.5 >5.70.3 >7.63.4 )93

3、.9 M.73.77 M.8185.44 T641.84 721.7 -967.5 T05230.4 0.6121.24 366.21 0.030.66 0.315.6 >2.943.5 M251.3 -0.2769.6 -2.90.02 >966.1 35.21 791.2 )3.838.4 -0.85.22 0.39.432 0.00239.6 240.756 61815 改.069.99 >0,025.6 6.54.88 2,90.61 >4,38.9 -2.45.5 >559.77 >0,028.2 -0.120.8 -0.976.4 -5.44.7

4、 -3324214.36 278.33 -6.21.7 -0.0356.78 >61.25 T.22.41 0.70.059 >0.24.268 X1.79.46 2.8517.8 >6.45.555 5.22.22 3.330.396 T.2=0.756 W.36=0.18 M.5=0.025 X1.4=5.7 5.71.5 必.97.658 8515.6 M.3=16.9 -0.135.2 )0.615.25 >50.25 >0.04617.15 >223.9 18.4 代335.4 >4.22.52 3.490.75 -3.33.7 -0.016

5、6.4 0.50.042 )0.5425 3.68 0.2513.76 68=4.48 0.44.8 >0,25 =0.125 X 1.4節(jié)保存兩位小數(shù)2.5 6.7=保存三位小數(shù)10.1 -3.3=商用循環(huán)小數(shù)10.75 T2,5=用乘法驗(yàn)算3.25 >9.04=用除法驗(yàn)算36.02 0.3 循環(huán)小數(shù)的用簡便方法,除不盡保存 2位小數(shù)：8.2 -0.120.8 -0.976.4 648.33 621.7 -0.0356.78 >81.25 T.22.41 0.73、脫式計(jì)算能簡算的要簡算2.5 )7.1 M16.12 >99+16.125.2 >0.9 + 0.97.28 >99+7.284.3 )50X0.264-2.64 >0.526X15.7 + 15.7 >24(2.275 +0.625) 0.284.4 )0.83.4 >0.86.58 4.5 0.92.8 >0.5+1.584.8 K15 N4)32 + 4.9 0.94.8-4,8 )0.5(1.25-0.125