10.7 Add, Subtract, Multiply, or Divide in Sc. Notation

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Presentation transcript:

10.7 Add, Subtract, Multiply, or Divide in Sc. Notation Essential Question: How can you add, subtract, multiply or divide numbers in scientific notation?

Multiply in Scientific Notation. Multiply the constants Keep base of “10” Add the exponents. Change to proper scientific form if needed.

Practice

Divide in Scientific Notation. Divide the constants Keep base of 10” Subtract the exponents. Make sure in proper form.

Add/Subtract in Scientific Notation Change both numbers to standard form. Add/Subtract the numbers. Put final answer back in Scientific Notation. 4.61 X 10 4 − 27.5 X 10 3