9. Understand Scientific Notation
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Move the decimal point after the first nonzero digit.
5.864×108
A number written in scientific notation usually expresses a very large or very small number by writing its value as a product of 10 to some power. Let's look at some examples.
Standard Notation | Scientific Notation |
---|---|
50000000000 | 5×1010 |
500000 | 5×105 |
50 | 5×101 |
5 | 5×100 |
0.5 | 5×10-1 |
0.00005 | 5×10-5 |
0.0000000005 | 5×10-10 |