小数乘除法计算题及答案
- 1、下载文档前请自行甄别文档内容的完整性,平台不提供额外的编辑、内容补充、找答案等附加服务。
- 2、"仅部分预览"的文档,不可在线预览部分如存在完整性等问题,可反馈申请退款(可完整预览的文档不适用该条件!)。
- 3、如文档侵犯您的权益,请联系客服反馈,我们会尽快为您处理(人工客服工作时间:9:00-18:30)。
小数乘除法计算题
85.44 - 1642.84 - 7101.7 - 967.5 - 15230.4 - 6
5.34
6.1211.34.538.4
21.24 - 360.736 - 2343.5 - 1235.21 - 739.6 - 24
0.590.0323.6255.031.65
6.21 - 0.03210 - 1.451.3 - 0.2791.2 - 3.80.756 - 0.18 207 150190244.2
0.66 - 0.311.97 - 1.569.6 - 2.938.4 - 0.815 - 0.06
2.27.982.448250
5.6 X 2.93.77 X 1.80.02 X 965.22 X 0.39.99 X 0.02 1
6.246.7861.921.5660.1998
4.67 X 0.95 X 2.441.666 X 6.19.432 X 0.002
5.6 X
6.5 4.20312.210.16260.01886436.4
4.88 X 2.9
5.61 X 4.38.9 X 2.45.5 X 559.77 X 0.02 14.15224.12321.36302.50.1954
1.384 X 5.18.78 X 83
2.6 X 610.059 X 0.24.268 X 1.7 7.0584728.74158.60.01187.2556
57 X 5.79.46 X 2.8517.8 X 6.41.5 X 4.92.5 X 0.88 324.9 26.961113.927.352.2
5.555 X 5.22.22 X 3.337.658 X 853
6.02 X 0.356.78 X 8 28.886
7.3926650.9310.806454.24
(循环小数的用简便方法,除不尽保留2位小数):8.2 - 0.120.8 - 0.976.4 - 5.44.7 - 31.25 - 1.2
68.33 0.8914.15 1.571.04
32 - 4214.36 - 2.78.33 - 6.21.7 - 0.032.41 - 0.7
0.765.321.3456.673.44
用竖式计算
0.396 - 1.2=0.756 - 0.36=15.6 X 13=0.18 X 15=
0.332.1202.82.7
0.025 X 14=3.06 X 36=0.04 X0842X 2.6 〜
0.35110.160.00489.984
5.76 X37.15 X 2290.75 - 3.33.68 X 0.25
17.28157.327.50.92
16.9 - 0.131.55 - 3.93.7 X 0.01613.76 X 0.8=
1300.3970.0592 11.008
5.2 X 0.68.4 X 1.3
6.4 X 0.54.48 X 0.4
3.1210.923.21.792
5.25 X 535.4 X 4.20.042 X 0.540.76 X 0.32
26.25148.680.022680.2432
0.25 X 0.0462.52 X 3.41.08 X 250.12 承0.5 X 0.16 0.01158.568270.0096 4.8 X 0.250.125 X 1.4(保留两位小数)
1.2 0.18
2.5 - 0.7=保留三位小数)10.1 -
3.3=(商用循环小数)
3.5713.06060606......
10.75 - 12.5=(用乘法验算)3.25 X 9.04=(用除法验算)
0.8629.38
3、脱式计算(能简算的要简算)
2.5 X 7.1 X 416.12^X69925.2 X $9).9
7116125.58
7.28 X 99+7.284.3 X 50X-C22Btt X 0.5
7284362.68
26 X 15.孑15.7 X 24(2.27目0.625)X 0.283.94+34.3 X 0.2
7850.81210.8
1.2 X (9.6 -
2.4)- 4.88.9 X 1.1 X 4.72.7 X 5.4 X
3.93.6 X 9.85-5.46 146.01356.86230
8.05 X 3.4+7.66.58 X 4.5 X 0.92.8 X 0.5+1.58
34.9726.6492.98
32 + 4.9—0.94.8-4.8 X 0.5(1.250.125)X 8
362.49
4.8 X 100.156.5 -K 5 57.09 X 伦8).8 X 7.09
480.48565070.9
4.85 + 0.35 - 1.48.7 X 17.4 - 8.7 X 7.412.5 X 0.4 X 2.5 X 8
5.187100
0.87 X 3.16+4.649.5 X 1010.6& -3.5) X 1.25
7.3892959.50.5
40.5 - 0.81 X 0.184SJ + X4
930
6.81+6.81 X 990.25 X 185 X 404.4.XX.0.8
68118500.8
(9.37+9.37+9.37+9.37) X
2. 52.37 X 6.3+2.37 X
3.7
93.723.7
2.5 X 1.25 X 0.32
3.8 X 10.12.5 X (3.8 X 0.04)7.69 X 101
138.380.38776.69
3.8 X 10.10.25 X 39+0.250.125 X 7246 X 0.33+54 X 0.33 38.3810933
(8 X 5.27) X 1.256.81+6.81 X 990.25 X 185 X 40
52.76811850
6.8 X 0.75 - 0.53.75 吃0752553+23.4 -
7.2