Evaluating Algebraic Expressions
Presentation
•
Mathematics
•
6th Grade
•
Hard
Joseph Anderson
FREE Resource
4 Slides • 8 Questions
1
Evaluating Algebraic Expressions
Objective: Evaluate an expression when given a variable
2
Review Time!
Identify the terms, coefficients, and constants in the following algebraic expressions.
3
Multiple Choice
What number represents a constant in the following algebraic expression:
4x−10
4
Multiple Choice
What number represents a coefficient in the following algebraic expression:
4x−10
5
Multiple Choice
How many terms in the following algebraic expression:
x+y+z
1
2
3
4
6
Multiple Choice
How many constants are in the following algebraic expression:
x+y+z
0
1
2
3
7
We call it the substitution method. You will "substitute" the number given with the variable. Then you evaluate.
Evaluating an Expression
8
Try More!
1)
2)
3)
9
Math Response
Evaluate the following algebraic expression:
2x when x=2
10
Math Response
Evaluate the following algebraic expression:
5x−10 when x=8
11
Math Response
Evaluate the following algebraic expression:
x2−5y when x=8 and y=7
12
Math Response
CHALLENGE!
Evaluate the following algebraic expression:
3x2−5y+z when x=4, y=2, and z=10
Evaluating Algebraic Expressions
Objective: Evaluate an expression when given a variable
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