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Published byAllison Cobb Modified over 2 years ago

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Scientific Notation And Significant Digits Objective: to use scientific notation and significant digits

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Scientific notation A number expressed in the form of n × 10 x where 1 < n < 10 and x is an element of the integers Example 2.3 × 10 3

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Example change into scientific notation 429,000, × 10 8 move the decimal 8 places to the left 7.05 × 10 4 move the decimal 4 places to the right

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Significant digits Number of digits that have a purpose other than a place holder Examples: has 2 significant digits has 4 significant digits 2.10 × 10 4 has 3 significant digits has 2 significant digits

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Try These! Write each number in scientific notation 103, (5.03 × )(3.32 × 10 5 ) 1.03 × × × × 10 5 solution solution × 10 3 solution solution End Show

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Try These!

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(5.03 × )(3.32 × 10 5 ) (5.03 × 3.32)(10 -3 × 10 5 ) × × 10 3 Try These!

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