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Evaluating Expressions

Today you will need:

  1. Notes
  2. Calculator & Pencil
  3. Positive Attitude :-)

Grab a warm-up from the wooden desk and get started! :-)

Quiz #2 TOMORROW

1 Measures of Center

2 Box and Whisker Plots

3 Two-Way Tables

Edit: Use lessons/examples from Common Core in Algebra 1 book.

emphasize words into math, Order of Operations & Substitution, exponent refresher?

Fraction operations? Simplifying fractions like ¾ * 8

How do you do a fraction on a calculator?

DO NOT FOCUS ON SUBSTITUTION HERE! Basic substitution is covered in 3.1 & 3.3

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Goals:

  • Review evaluating expressions using order of operations (PEMDAS)
  • Review evaluating expressions and making input-output tables

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Warm-up #1: fraction operations review?

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Warm-up #1: edit, move this warm-up to two-way tables

Speed Drills

Review Exercises: Fractions, Decimals, and Percents

Write each as a decimal. Round to the thousandths place.

Write each as a percent. Round to the nearest tenth of a percent.

Write each as a fraction.

Write each as a percent.

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Warm-up #2: move to after statistics unit

Find the mode, median, mean, lower quartile, upper quartile, and interquartile range.

Are there any outliers in the data? What is the best measure of center?

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Important Terminology

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Order of Operations

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Try some! Evaluate each expression. Show all your work!

Parentheses

Exponents

Multiplication

Division

Addition

Subtraction

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Important Properties to Remember

Commutative Property of Addition:

Associative Property of Addition:

Distributive Property of Multiplication over Addition/Subtraction:

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Introduce basic substitution

3x-(x-5)^2 when x=10

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Try some! Simplify each expression. Show all your work!

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Graphing

When graphing a coordinate pair is always written: ( ___ , ___ ).

You can make an input-output table to plot points and make a graph.

Do your work here!

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Graphing

When graphing a coordinate pair is always written: ( ___ , ___ ).

You can make an input-output table to plot points and make a graph.

Do your work here!

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Graphing

When graphing a coordinate pair is always written: ( ___ , ___ ).

You can make an input-output table to plot points and make a graph.

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Number sense Riddle

I am a number. I am 4 digits long. 3 & 5 are two of my many factors. What number am I?

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Tell me What you Learned Today!

Algebra Homework: Delta Math A1: Quantities

  • Clean up!
  • Toss the squish...

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Resources

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Standards

8.f Functions: Define, evaluate and compare functions.

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Warm-up:

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Words Into Math

Times the difference of

Combined

Quotient

Multiple

Subtract

Shared

Per

Fewer

Less than

Times

Add

Minus

Twice

Twice the sum of

Decreased by

Ratio

Together

More

Take away

Product

And

Divided By

OF

From

Plus

Difference

Increased by

Plus the difference of

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Warm-up #2:

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Let’s do some Delta Math Together!

Homework Delta Math A1:Quantities

Grab a whiteboard and let’s pick some topics to check out together!