Scientific Notation
Sometimes it’s more convenient towrite very large numbers or verysmall numbers in scientific notationrather than in normal notation
Scientific NotationNormal Notation Scientific Notation300,000,000 3 x 108
4,000 4 x 103
5,720,000,000 5.72 x 109
0.0000000061 6.1 x 10-9
0.004523 4.523 x 10-3
Scientific Notation Count the number of places the decimal has
to be moved to have the number bebetween 1 and 10. This count becomes yourexponent
Numbers that start larger than 1 havepositive exponents
Numbers that start smaller than 1 havenegative exponents
Scientific Notation Example Write the following numbers in scientific notation
203850000493003340.034830.49370.0000648
Scientific Notation Example Write the following numbers in normal notation
2.394 x 10-3
3.43 x 1012
9.493 x 103
1.4 x 10-6
-4.8 x 108
8.3 x 10-4
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