exponents lesson 8 introduction to scientific notation

Exponents Lesson 8 Introduction to Scientific Notation.notebook

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Module 8.1

Introduction to Scientific Notation

Supplemental Practice

Page 43 #1-8 and Page 44 #17-24

Do Now:

Quiz B Day Tues 12/20Quiz A Day Wed 12/21

Simplify using only positive exponents.

a.) (-8x5)0 b.) x-6

c.) 5x4y-3 d.) (5x-6)3

10x-5y6


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39

https://www.brainpop.com/math/numbersandoperations/standardandscientificnotation/


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pg 39


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A

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40


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40


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B

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41


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c

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Exercises 42


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Rule: A number is in scientific notation if:

1) The first factor is a single digit followed by a decimal point

2) Times the second factor which is a power of 10.

1 x 10 8 1.54 x 11 9.99 x 10 5 3.675 x 10 5

Closing:


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Scientific Notation à Standard Form

Rule:Step 1: Move decimal point the number of places indicated by the exponent.Step 2:

If Positive exponent: Move decimal point Right(Whole number make the number larger)

If Negative exponent: Move decimal point Left(Decimal make the number smaller)

Standard Form à Scientific Notation

Rule:Step 1: Write the number placing the decimal point after the first nonzero digit

Step 2: Write x 10

Step 3: Count the number of digits you moved the decimal point and write it as the exponent

Closing:


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exponents lesson 8 introduction to scientific notation

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