初一数学上册科学计数法和近似数138Word文档下载推荐.docx
《初一数学上册科学计数法和近似数138Word文档下载推荐.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138Word文档下载推荐.docx(19页珍藏版)》请在冰点文库上搜索。
![初一数学上册科学计数法和近似数138Word文档下载推荐.docx](https://file1.bingdoc.com/fileroot1/2023-5/2/c97ee27b-6bbd-455f-a039-91659430d850/c97ee27b-6bbd-455f-a039-91659430d8501.gif)
-3×
1033×
107-5.6×
103-8.94×
105
9.3×
103-3.03×
1026.8×
1063.03×
0.0000567(精确到万分位)6.53194(精确到个位)
82.5916(精确到0.1)0.0683(精确到0.001)
(-—)3(-2)2(-1)272
2
-700-50000009000000-606000000
1000000100086000-68200
-2×
1028×
108-3.6×
108-5.39×
102
1.2×
1088.01×
107-6.9×
107-2.28×
106
0.000702(精确到万分位)2495.13(精确到个位)
95.7665(精确到0.01)0.00683(精确到0.01)
4
(-—)3(-7)3(-3)483
-11000500000019000000-1200000
-1400-31004500000-31400000
-4×
1085×
1063.5×
103-5.58×
107
-4.5×
1044.26×
107-4.8×
105-9.73×
0.000686(精确到万分位)7759.32(精确到十位)
89.6834(精确到0.01)0.0057(精确到0.001)
(-—)3(-3)2(-1)423
-130007000028000000-748000
-3000-10000350000-41000
7×
1047×
106-6.6×
107-6.93×
6.3×
107-7.32×
102-9.5×
1061.43×
0.0000643(精确到万分位)2503.14(精确到十位)
89.4893(精确到0.01)0.00889(精确到0.01)
(-—)2(-7)3(-4)423
100700000300000-4100000
-1000-450021000000-89000000
103-4×
107-9.4×
1064.85×
-1.7×
1025.29×
1038×
104-1.2×
0.000608(精确到万分位)0.643852(精确到十分位)
0.660739(精确到0.001)0.00734(精确到0.001)
(-—)2(-8)3(-3)253
200000-90015000000-28600
15000-460000008300000-7480000
-6×
1027×
103-7.8×
1089.86×
8.3×
104-6.22×
1034.5×
1023.18×
0.000971(精确到万分位)0.390597(精确到个位)
0.652708(精确到0.001)0.0584(精确到0.01)
6
(-—)2(-5)2(-1)473
1500000090000720000-778000
-900004500000630000-179000
-5×
107-8.8×
1059.75×
8.4×
1042.72×
1027.9×
108-2.63×
0.000759(精确到万分位)9406.28(精确到十分位)
55.2932(精确到0.001)0.0092(精确到0.001)
(-—)3(-1)2(-1)463
-1500000-90000045000-568000000
-15000000-100069000-9100000
6×
1025×
106-4.4×
104-5.54×
2.4×
1074.55×
1057.4×
102-3.25×
0.000994(精确到万分位)37512.2(精确到个位)
64.0157(精确到0.1)0.075(精确到0.01)
(-—)2(-5)3(-2)223
3
100006000880000-240000
800-220004200-7660000000
-9×
105-9×
1072.7×
1037.75×
-7.7×
105-2.43×
102-2.8×
1022.6×
104
0.00062(精确到万分位)25022.4(精确到十位)
6.94738(精确到0.1)0.0836(精确到0.01)
(-—)2(-6)2(-2)332
1700000-5000290000-48800000
-1500001600050000-42700
1054×
1021.2×
103-2.31×
-9.1×
1054.5×
103-5.5×
108-1.08×
0.000968(精确到万分位)7080.43(精确到十分位)
6.97038(精确到0.1)0.00877(精确到0.01)
(-—)2(-8)2(-4)2102
800000600000900000-81000
-7000000-4400000004400-4010000
5×
1046.9×
1024.09×
-9.5×
104-6.76×
104-1×
104-6.4×
0.000739(精确到万分位)29039.7(精确到十位)
0.523771(精确到0.1)0.0614(精确到0.1)
(-—)2(-3)2(-1)433
300-8000000860000-9450000000
1000000-28000003800000-16100
3×
1041×
1071.7×
102-7.42×
-4.6×
102-7.19×
1049.9×
106-4.04×
0.000688(精确到万分位)6.17695(精确到十位)
0.539582(精确到0.001)0.0577(精确到0.1)
(-—)3(-10)3(-2)313
80000-300340000-1850000000
-17000-46000059000000-700000
104-4×
104-1.3×
105-1.61×
5.1×
104-2.56×
1033.3×
106-4.19×
0.0000767(精确到万分位)331.779(精确到十位)
39.4469(精确到0.01)0.00697(精确到0.01)
(-—)2(-6)2(-1)342
-80000-1000380000-410000
13000-290000037000000-5480000
-8×
1068×
104-6.8×
108-3.12×
1029.61×
107-2.2×
1031.27×
0.000859(精确到万分位)72831.5(精确到十位)
0.470781(精确到0.1)0.0819(精确到0.1)
(-—)2(-2)2(-1)383
-15000003000000130000-34500
-12000000210000380000-685000000
-1×
102-8×
1044.2×
1068.71×
3.9×
106-1.07×
107-6×
1058.1×
0.000511(精确到万分位)0.408078(精确到十位)
29.8937(精确到0.01)0.0533(精确到0.1)
(-—)3(-2)2(-3)263
-18000000-900000073000000-10700000
-13004500000006800000-6760000
4×
102-6×
1064.7×
1023.26×
-8.1×
1035.64×
104-8.1×
1055.91×
0.000828(精确到万分位)320.155(精确到个位)
9.08235(精确到0.01)0.00587(精确到0.01)
(-—)2(-1)2(-3)212
-300000-1000004500000-64700
-15000000180000099000-72000
1069×
108-1.2×
1064.09×
-5.5×
1077.83×
1059.1×
1037.82×
0.000501(精确到万分位)491.488(精确到十位)
0.9699(精确到0.1)0.0911(精确到0.1)
(-—)2(-5)2(-1)382
-50006000001000-497000
-1800000-2000086000-46000
9×
1075×
1084.4×
1046.11×
1047.61×
105-8.4×
1081.32×
0.000549(精确到万分位)5.97562(精确到十分位)
5.79538(精确到0.1)0.0925(精确到0.1)
(-—)2(-4)2(-4)472
130000-900000075000000-90