初一数学上册科学计数法和近似数16Word文档下载推荐.docx
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1036×
102-4.7×
1062.4×
102
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106-3.28×
107-8.2×
1063.77×
104
0.000698(精确到万分位)5620.45(精确到个位)
47.0592(精确到0.1)0.00735(精确到0.001)
5
(-—)3(-3)2(-4)442
4
15000-700000510000-9900000
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-1×
1086×
1064.9×
1073.87×
107
5.1×
104-1.57×
1085.2×
104-6.54×
108
0.000699(精确到万分位)0.770672(精确到十分位)
77.5402(精确到0.001)0.0622(精确到0.001)
(-—)3(-4)2(-1)493
2
130000070000006700000-8200000
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105-5×
103-2.8×
1046.81×
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1022.17×
1027.2×
105-4.9×
0.000901(精确到万分位)719.865(精确到十分位)
7.03728(精确到0.01)0.00572(精确到0.01)
(-—)3(-4)3(-4)452
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-8×
1046×
105-6.1×
107-2.22×
106
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1044.33×
1045.6×
107-8.61×
0.0000997(精确到万分位)3620.6(精确到个位)
3.51886(精确到0.001)0.0646(精确到0.1)
(-—)3(-2)3(-1)363
300005000079000-3080000
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104-7×
105-4.6×
105-3.47×
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1084.59×
105-9.8×
1077.94×
0.000525(精确到万分位)5.72009(精确到十分位)
31.0625(精确到0.1)0.0647(精确到0.1)
(-—)3(-4)2(-3)493
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107-5×
108-3.3×
106-9.51×
2.4×
1071.72×
1057.2×
1026.16×
0.000069(精确到万分位)1.33995(精确到十位)
0.597473(精确到0.001)0.00817(精确到0.01)
(-—)3(-3)3(-2)313
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102-9.6×
1041.9×
3.5×
105-8.99×
1032×
1083.66×
0.000749(精确到万分位)0.352654(精确到十位)
0.389905(精确到0.001)0.00557(精确到0.001)
(-—)3(-9)3(-2)472
100000200700-413000
1000-15000005800-697000
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103-7.5×
1077.71×
105
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1087.25×
108-9.6×
104-1.45×
0.000618(精确到万分位)7.21791(精确到十位)
2.71752(精确到0.1)0.00581(精确到0.1)
(-—)2(-7)2(-3)353
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2×
104-2×
103-8.5×
1083.97×
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1042.99×
102-2.1×
1047.24×
0.0000569(精确到万分位)0.9593(精确到十分位)
1.46936(精确到0.01)0.0795(精确到0.001)
(-—)2(-4)3(-2)243
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-4×
1049×
1062.7×
1083.79×
8.2×
1062.98×
1067.2×
1061.08×
0.0000781(精确到万分位)53889(精确到十位)
60.1625(精确到0.001)0.057(精确到0.01)
(-—)2(-10)2(-2)343
70050007000000-1540000
300003800000031000000-8640000
103-9×
1076×
104-2.55×
2.9×
1056.45×
103-7.1×
1063.58×
0.000618(精确到万分位)55.3429(精确到十分位)
22.2787(精确到0.001)0.00994(精确到0.001)
(-—)3(-6)3(-2)373
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8000-800000007400-1890000
102-2×
105-3.6×
104-8.93×
6.3×
1076.61×
1085.4×
1036.32×
0.00097(精确到万分位)11508.7(精确到个位)
28.6735(精确到0.1)0.00663(精确到0.001)
6
(-—)3(-5)2(-3)333
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1500000-4600062000000-735000000
105-6×
1089.4×
106-6.27×
6.2×
1085.6×
107-4.71×
0.000861(精确到万分位)0.395643(精确到个位)
89.8967(精确到0.001)0.00993(精确到0.1)
(-—)2(-9)2(-1)253
-1000-6005000000-64400
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4×
102-9×
103-1.4×
1074.32×
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1047.89×
106-1.7×
103-9.54×
0.000537(精确到万分位)91.1352(精确到十分位)
93.2299(精确到0.1)0.0549(精确到0.001)
(-—)2(-1)3(-1)453
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400000-40000002000-67300000
105-3×
1043.4×
105-3.08×
106-5.78×
1046.6×
103-2.51×
0.0000682(精确到万分位)18863.5(精确到十分位)
71.3202(精确到0.01)0.00882(精确到0.001)
(-—)3(-2)2(-1)322
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1038×
1051.5×
104-8.75×
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1076.43×
107-5.2×
1046.46×
0.0000922(精确到万分位)7004.81(精确到个位)
7.77684(精确到0.1)0.00649(精确到0.01)
(-—)3(-6)3(-3)282
12000000-10000004000-534000
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108-9×
1076.5×
1048.86×
8.6×
1068.42×
102-4.6×
1048.77×
0.000877(精确到万分位)47.8601(精确到十分位)
8.37109(精确到0.01)0.0865(精确到0.1)
(-—)2(-2)2(-2)292
16000000-20003900-689000000
18000000-200004100000-669000
6×
1057×
1068.6×
104-4.76×
3.1×
102-9.15×
1087.1×
103-6.15×
0.0000903(精确到万分位)70494.3(精确到十位)
55.533(精确到0.001)0.0581(精确到0.001)
(-—)3(-9)3(-1)343
-15000-7