Homework Corrections None!

Calendar Monday Tuesday Wednesday Thursday Friday 9.01 9.02 9.03 PTC 4-7 Parent Teacher Conference No School 9.04 9.05 9.06a 9.06b 9.07 9.08a 9.08b 9.09a 9.09b 9.010

Homework Lesson 9.01 Worksheet all Class Rules!!! No getting up without asking 2. No talking until activities 3. Take Notes! DO ALL EXAMPLES Raise your hand

Writing Expressions Lesson 9.01

Objectives I can determine if an expression is variable or numerical I can write a numerical or variable expression from a sentence I can write a real world variable expression

New Vocabulary Variable A letter that stands for a number Examples: m number of miles t total cost s number of seconds x most common variable Non-Examples: 4 4t

New Vocabulary Expression A mathematical phrase that uses numbers, variables, and operation symbols. Examples: 5+5 t+5 5c 5c-3 5c+11÷x Non-Example 2+3=5 x-2<10

Expressions

New Vocabulary Variable expression A mathematical phrase that uses variables, numerals , and operation symbols. Examples: c+3 3x-4 t÷8 Non-Example 5+5

New Vocabulary Numerical expression A mathematical phrase that uses numerals, and operation symbols. Examples: 3+3 3*2-4 16÷8 Non-Example 5x+5

Expressions Variable Numerical

Identify each Expression as Numerical, or Variable

But be careful!!!

But be careful!!! 𝑥 variable 5 numerical

Review I can determine if an expression is variable or numerical I can write a numerical or variable expression from a sentence I can write a real world variable expression

Writing Variable Expressions Objective/Goal Write a mathematical expression that represents a phrase or sentence.

Words that represent a mathematical Operator Total Sum More than Increased by Words that represent a mathematical Operator Difference Less than Decreased by Fewer than × Product Times ÷ Quotient Divided by

Writing Variable Expressions Objective/Goal Write a mathematical expression that represents a phrase or sentence.

Writing Variable Expressions Steps Step 1 Identify operator vocabulary Step 2 Identify numerals Step 3 Identify variable or assign variable Step 4 Write expression

Writing Variable Expressions Step 1 Identify operator vocab Step 2 Identify numerals Step 3 Identify variable or assign variable Step 4 Write expression A number increased by three

Writing Variable Expressions Step 1 Identify operator vocab Step 2 Identify numerals Step 3 Identify variable or assign variable Step 4 Write expression Seven fewer than a number t

Writing Variable Expressions Step 1 Identify operator vocab Step 2 Identify numerals Step 3 Identify variable or assign variable Step 4 Write expression A number x times 10

Write the Expression for each statement 7 Course 3 Write the Expression for each statement 10 more than h k divided by 2 Six times x 12 less than g

Review I can determine if an expression is variable or numerical I can write a numerical or variable expression from a sentence I can write a real world variable expression

Real World Expressions Shoes cost $23.00 per pair. Write a variable expression for the cost of w pairs of shoes. Write an expression for the feet in y yards

Your Turn 8 Course 3 Bagels cost $0.50 each. Write a variable expression for the cost of b bagels Write a variable expression for the number of hours in m minutes

Review I can determine if an expression is variable or numerical I can write a numerical or variable expression from a sentence I can write a real world variable expression

Lesson 9.01 Worksheet all Homework End of Class Rules!!! 1. Clean Up your Area Wait in your chairs 3. I dismiss not the bell 4. Push in your chairs 5. Keep it to a low roar