初一数学上册科学计数法和近似数90Word文档格式.docx
《初一数学上册科学计数法和近似数90Word文档格式.docx》由会员分享,可在线阅读,更多相关《初一数学上册科学计数法和近似数90Word文档格式.docx(17页珍藏版)》请在冰豆网上搜索。
-9×
102-5×
1051.1×
102-7.06×
107
4.9×
106-7.47×
106-5.7×
102-2.64×
104
0.000914(精确到万分位)2.16984(精确到十位)
76.4514(精确到0.1)0.0687(精确到0.1)
1
(-—)2(-2)2(-1)252
2
6000000200000006000000-739000000
110000-380065000-4820000
6×
1055×
1085.4×
1083.67×
105
-7.7×
102-5.4×
107-5.2×
1026.81×
0.000935(精确到万分位)11601.3(精确到个位)
77.437(精确到0.001)0.0522(精确到0.01)
3
(-—)3(-2)2(-1)442
16000-200000097000000-100000000
5000000150090000000-811000
-5×
1042×
1043.4×
102-9.72×
-1.7×
108-1.26×
102-7×
108-3.12×
0.000931(精确到万分位)88.3448(精确到个位)
48.5064(精确到0.1)0.00545(精确到0.1)
(-—)3(-2)3(-2)372
500-4004000000-360000000
-17000-2000090000-11100
1038×
108-1.6×
103-1.29×
2.8×
1049.83×
102-8.5×
103-8.65×
106
0.0000656(精确到万分位)7450.29(精确到十分位)
65.4593(精确到0.1)0.00586(精确到0.01)
(-—)2(-7)2(-1)2103
600-600093000000-6300000000
4000006000055000-16300000
1039×
1049.8×
102-4.4×
3.1×
1039.85×
1078.3×
104-2.12×
0.000065(精确到万分位)5725.94(精确到十分位)
0.275923(精确到0.1)0.0684(精确到0.001)
(-—)3(-2)2(-1)382
1000900000001400-37500000
-1100000-41000058000000-52600
1×
107-1×
103-6.9×
103-4.48×
-2×
102-5.64×
106-2.5×
107-7×
0.000911(精确到万分位)152.361(精确到十位)
0.941599(精确到0.1)0.0619(精确到0.1)
(-—)3(-10)2(-1)482
200000-10000003700000-800000
900004500001200-69800
2×
1035.9×
106-7.28×
103
9.9×
102-3.72×
104-1.8×
103-2.99×
0.000063(精确到万分位)0.271458(精确到个位)
38.5411(精确到0.01)0.0665(精确到0.1)
(-—)2(-5)3(-3)352
-1900200002700-7850000
-18000000-220000000520000-9320000000
1073×
105-5.9×
1071.92×
3.4×
103-8.45×
102-9.34×
0.000967(精确到万分位)13530.7(精确到十分位)
23.4733(精确到0.01)0.0904(精确到0.1)
(-—)3(-9)3(-3)432
18000000-600000190000-641000
120000080096000000-2010000
3×
104-8×
105-3.5×
1075.1×
7.7×
103-3.81×
1073.7×
1067.49×
0.000602(精确到万分位)1.34553(精确到十位)
15.4541(精确到0.01)0.00923(精确到0.01)
(-—)3(-6)3(-2)493
-130000-2000000088000-784000
-1000-3900560000-4000
1084×
1037.7×
1078.26×
-8.3×
108-7.32×
1066.2×
107-4.41×
0.000967(精确到万分位)0.495412(精确到十位)
73.5298(精确到0.1)0.00932(精确到0.1)
(-—)2(-2)3(-1)422
-6000-40000410000-71300000
-15000000360000000790000-467000000
8×
1064×
1071.3×
103-2.33×
-3.3×
102-8.84×
103-2.2×
106-7.23×
0.000863(精确到万分位)81.2603(精确到个位)
82.1928(精确到0.001)0.0902(精确到0.01)
(-—)2(-10)2(-3)2102
19000-20000030000-713000
-14000000200000007800000-6800000
-1×
1087×
1037.2×
103-5.23×
-2.6×
105-8.98×
1072.1×
104-3.94×
0.0000562(精确到万分位)89565.5(精确到十位)
77.9963(精确到0.1)0.00966(精确到0.001)
(-—)3(-8)2(-2)312
1600004000000039000-154000000
-400070010000-548000
104-7×
1088.7×
108-6.42×
8.4×
1021.14×
105-9.6×
1074.89×
0.000539(精确到万分位)0.547261(精确到个位)
2.84546(精确到0.01)0.0766(精确到0.1)
(-—)2(-4)2(-2)252
-30010000053000000-88800
-19000000240000075000-870000000
1036×
1052.5×
102-2.51×
1.7×
108-6.69×
1029.4×
1054.53×
0.0000624(精确到万分位)41.7284(精确到个位)
0.834517(精确到0.001)0.00837(精确到0.1)
(-—)3(-10)3(-4)322
500000-10007900000-9200000
-1000-3800067000-82800
-6×
1078×
105-5.7×
1024.03×
6.4×
1086.21×
104-6.3×
0.000918(精确到万分位)68622.9(精确到十分位)
44.0501(精确到0.1)0.00888(精确到0.01)
(-—)3(-7)3(-4)462
-1000000-6009300000-5980000
-1600037000009300-3780000
107-3×
1039.8×
108-9.67×
1021.01×
1046.2×
103-7.78×
0.000542(精确到万分位)5470.86(精确到十分位)
0.246947(精确到0.1)0.0701(精确到0.01)
(-—)3(-2)3(-4)242
-80010000072000-21000
300000-10000870000-9780000
103-1×
1048.3×
1067.97×
5×
1072.19×
104-8.7×
1082.29×
0.0000776(精确到万分位)1.08954(精确到十分位)
41.0833(精确到0.01)0.00778(精确到0.01)
(-—)2(-1)3(-4)462
70000040000030000-826000000
60000-20000000056000-91200000
-4×
106-4.7×
1023.41×
-8.7×
103-2.23×
1023.4×
106-5.44×
0.000926(精确到万分位)80.2341(精确到十位)
93.5726(精确到0.01)0.0792(精确到0.1)
(-—)2(-7)2(-3)243
-1300000-1000000