Untitled Lesson

Combining Like Terms
and Adding Polynomials

I can solve algebraic expressions using addition/subtraction

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Focus NC Standards

NC.ECS.M1.A-APR.1 Add and subtract quadratic
expressions. (2x² + 3x - 1) - (x² + 4x − 2).

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Repeated Storyline

-Polynomial is an expression or equation involving
many steps!

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Polynomial

-Polynomial is an expression or equation

-.

-Involving multiple terms.

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-Each term has a variable.

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-Each Variable has some power of exponent.

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-Listed in descending order of exponent.

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-Variable may be multiplied by some coefficient.

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-May end with any constant (which is actually zero exponent to variable).

Week 1: 10.21-10.25 Activities

Monday

Tuesday

Wednesday

Thursday

Friday

Identifying
Terms-
Worksheet

Polynomial
and Like
Terms
Worksheet

Jeremy

Paola

Game

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Week 2: 10.28-11.1 Activities

Monday

Tuesday

Wednesday

Thursday

Friday

Combining
like terms

Adding
Polynomials

Printable
Answer
Sheet

Quiziz-
Combining
like terms

Combining
like terms
worksheet

Add &
Subtract
Polynomials
KAHOOT

Unit 2
Checkpoint

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Make a Prediction

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Repeated Storyline

-Polynomial is an expression or equation involving
many steps!

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A letter of the alphabet that
replaces the missing number.

A number without the
variable.

The amount of times a
number is multiplied by
itself.

a numerical or constant
quantity placed before
and multiplying the
variable

An equation containing at
least one term that is
squared

A number, variable or
the product of a number
and variable in a
expression separated
by a plus or minus sign

TERM

Terms that have the
same variable with the
same exponent

Vocabulary

Variable: A letter of the alphabet that replaces the missing number.

Constant: A number without the variable.

Exponent: The amount of times a number is multiplied by itself.

Coefficient: A numerical or constant quantity placed before and multiplying the
variable

Quadratic Equation: An equation containing at least one term that is squared

Term: A number, variable or the product of a number and variable in a expression
separated by a plus or minus sign

Like Terms: Terms that have the same variable with the same exponent

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Variable

Constant

Arranged Exponents in Decreasing Order

Coefficient

Exponent

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TERM

TERM

TERM

Like Terms

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Combine Like Terms

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Combine Like Terms

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x + 5 + 2x + 3

= 3x + 8

Quadratic Equation

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Week 1

Identify Like Terms

Identify Like Terms

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Which of the following
pairs are like terms?

2x & 4y

x & 3x

2x & 4y

Identify Like Terms

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Which of the following
pairs are like terms?

b and 2c

8g and 7f

9e² and 2e²

Identify Like Terms

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Which of the following
pairs are like terms?

3j² and 2j²

4h² and 2h

5 and 2c

Identify Like Terms Practice

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Which of the following
pairs are like terms?

3k & 2k

3k² & 2k

3j & 2k

Identify Like Terms Practice

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Which of the following
pairs are like terms?

3x and 6x

5m and 2n

4z and y

Identify Like Terms Practice

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Which of the following
pairs are like terms?

4n & 3n

5 & 2m

4n & 3m

Combine Like Terms

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Combine Like Terms

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Combine Like Terms

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Combine Like Terms Practice

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Combine Like Terms Practice

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Combine Like Terms Practice

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Adding

Polynomials

Addition of Polynomials

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Subtraction of Polynomials

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Repeated Storyline

-Polynomial is an expression or equation involving
many steps!

-

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Addition of Polynomials

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Subtraction of Polynomials

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Subtraction of Polynomials

Rewrite subtraction
as addition

Combine like terms

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Subtraction of Polynomials

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Addition of Polynomials

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Addition of Polynomials

Addition and Subtraction:

Practice Exercise of Polynomials

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(5x + 2) + (3x + 4)

5x + 2
+ 3x + 4

8x + 6

2x + 6

5x + 2

Practice #1

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Practice #2

+

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Practice #3

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Practice #4

Summary of adding and
subtracting polynomials

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Addition of Polynomials

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Subtraction of Polynomials

Let’s make a Connection

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