Chapter 3 Lesson 1 Rational Numbers - WPMU DEV

[Pages:4]1 Rational Numbers Repeating Decimals Notes 20172018.notebook September 13, 2017

Chapter 3 Lesson 1 Unit 2 Exponents Rational Numbers

Warm Up...are you ready?

1) Write 2 . 2. 4 . 4. 4 using exponents.

2) Multiply (3)(3)(2)(2)(2) completely.

3) Write the prime factorization of 60 (factor tree).

Vocab...Let's fill in with some examples

percents terminating decimals

rational numbers

numbers that can be written as a fraction (ratio)

repeating decimals

*dots or a bar

I will click here for the definition

fractions

mixed numbers

1 Rational Numbers Repeating Decimals Notes 20172018.notebook September 13, 2017

Rational numbers

Integers

whole numbers

natural numbers

Write each fraction or mixed number as a decimal.

1) 5 = 8

2)

1

2 3

Got it? You try...

3. 3 4

4. 2 9

Write 0.45 as a fraction. Be sure to simplify completely.

1 Rational Numbers Repeating Decimals Notes 20172018.notebook September 13, 2017

6.) Write 0.5 as a fraction in simplest form. There is a mathematically correct way (very long) and a short cut (very short )

Let's try another... Write 2.18

How about...

0.3

0.45

1.2

3.41

Let's mix it up!

0.7

1.24

2.09

0.35

0.82

4.5

1 Rational Numbers Repeating Decimals Notes 20172018.notebook September 13, 2017

How to Measure on a Ruler...

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