You need scientific notation too make really big numbers ,like 15,600,000,000, to an easier way. The scientific notation of 15,600,000,000 is 1.56 x 1010
You also need it to make really small small numbers , like 0.0000064, easier to use in a math problem. the scientific notation of 0.0000064 is 6.4 x10-6
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Such numbers would not need to be written in scientific notation but if need be it is: 1.2345*10^2
1.48, in scientific notation is 1.48 but, if you really need to show that you have written it in scientific notation, you could write it as 1.48*100
5.400000e-7Scientific notation is also know as exponential notation. Numbers in scientific notation must be entered in E notation. For example, 1.23 x 10^7 is entered as 1.23E7 or 1.23e7.
Using scientific notation reduces the need to write out very large or very small numbers as the following examples show:- 1,000,000,000,000 = 1.0*1012 in scientific notation 0.0000000001 = 1.0*10-10 in scientific notation
830 would not normally need be written in scientific notation. However, it would be 8.3x102