Compute with Scientific Numbers

Lesson #7 Pg. 219

• Multiplication and Division with Scientific Numbers You will use properties already learned..

Product of Powers (must have the same base) add the exponents

n

g

m



a

  Quotient of Powers (must have the same base) subtract the exponents

a n a m



a

 

Video Explanation of Multiplication and Division with Scientific Notation • https://www.youtube.com/watch?v=UADVIDjdaVg

• Evaluate 

Example

3  4 

• Evaluate

Example

   9  8  

• Addition and Subtraction with Scientific Numbers You will need to use the same power of 10..

• Think of this as a variable – We can only add and subtract like terms

Video Explanation of Adding and Subtracting Scientific Notation • https://www.youtube.com/watch?v=p0zVNTko7z4

• Evaluate 

Example

4 5 

Example

• Evaluate   8   11, 610, 000

HOMEWORK

Group #1: Pg. 223-224, 1-11, 13, 14, 16 Group #2: Pg. 223-224, 1-16