小数乘除法计算题有标准答案

十进制乘法和除法计算85.441642.847101.7967.515230.465.34 6.12 11.3 4.5 38.421.24360.7362343.51235.21739.6240.59 0.032 3.625 5.03 1.656 . 210 . 032101 . 451 . 30 . 2791 . 23 . 80 . 7560 . 18207150 190 24 4.20 . 660 . 311 . 971 . 569 . 62 . 938 . 40 . 8150 . 062.2 7.98 2.4 48 2505 . 62 . 93 . 771 . 80 . 02965 . 220 . 39 . 990 . 0216.24 6.786 1.92 1.566 0.19984 . 670 . 952 . 441 . 6666 . 19 . 4320 . 0025 . 66 . 54.203 12.2 10.1626 0.018864 36.44 . 882 . 95 . 614 . 38 . 92 . 45 . 5559 . 770 . 0214.152 24.123 21.36 302.5 0.19541 . 3845 . 18 . 78832 . 6610 . 0590 . 24 . 2681 . 77.0584 728.74 158.6 0.0118 7.2556575 . 79 . 462 . 8517 . 86 . 41 . 54 . 92 . 50 . 88324.926.961 113.92 7.35 2.25 . 5555 . 22 . 223 . 337 . 658536 . 020 . 356 . 78828.8867.3926 650.93 10.806 454.24(使用简单的方法循环小数位数，但不完全保留2个小数位数):8 . 20 . 120 . 80 . 976 . 45 . 44 . 731 . 251 . 268.330.89 14.151.57 1.04324214 . 362 . 78 . 336 . 21 . 70 . 032 . 410 . 70.76 5.32 1.34 56.67 3.44使用垂直计算0.3961.2=0.7560.36=15.613=0.1815=0.33 2.1 202.8 2.70.02514=3.0636=0 . 040 . 12=3 . 842 . 60.35 110.16 0.0048 9.9845.763=7.1522 90.753.3 3.680.2517.28 157.3 27.5 0.9216 . 90 . 13 1 . 553 . 9 3 . 70 . 01613 . 760 . 8=130 0.397 0.059211.0085.20.6 8.41.36.40.5 4.480.43.12 10.92 3.2 1.7925.25535.44.2 0.0420.54 0.760.3226.25 148.68 0.02268 0.24320 . 250 . 046 2 . 523 . 4 1.0825 0 . 120 . 50 . 16=0.0115 8.568 27 0.00964.80.25=0.1251.4 保留两位小数1.20.182.50.7=(保留三位小数位)10.13.3=(商业流通小数位)3.571 3.06060606.10.7512.5=(通过乘法检查)3.259.04=(通过除法检查)0.8629.383、离线式计算(可简化为简单计算)2.57.14 16.1299+16.12 5.20.9+0.971 1612 5.587.2899 7.28 4.3500.2 64-2.640.5728 43 62.682615.7+15.724(2.275+0.625)0.28 3.94 34 . 30 . 2785 0.812 10.81.2(9 . 62 . 4)4 . 88 . 91 . 14 . 7 2.75.43.9 3 . 69 . 85-5.461 46.013 56.862 308.053.4 7.6 6.584.50.9 2.80.5 1.5834.97 26.649 2.9832+4.9-0.9 4.8-4 . 80 . 5(1.25-0.125)836 2.4 94 . 8100 . 1 56.599+56.5 7 . 0910 . 8-0 . 87 . 09480.48 5650 70.94.85 0.35 1.4 8.7 17.4-8.7 7 . 412 . 50 . 42 . 585.1 87 1000.873.16 4.64 9.5101 0.68(5.2-3.5)1.257.3892 959.5 0.540.5 0.81 0.18 4.8 (15 2.4)9 306.81 6.8199 0.2518540 4 . 40 . 8-3 . 40 . 8681 1850 0.8(9.37 9.37 9.37 9.37)2.5 2 . 376 . 3 2 . 373 . 793.7 23.72.51.250.32 3 . 810 . 12 . 5(3 . 80 . 04)7.691011 38.38 0.38 776.693 . 810 . 10 . 2539 0.25 0.12572 460.33 540.3338.38 10 9 33(85.27) 1.25 6.81 6.8199 0.25185