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Evaluating Expressions

Evaluating Expressions

Assessment

Presentation

Mathematics

7th - 8th Grade

Practice Problem

Medium

CCSS
6.EE.A.2C, 6.EE.A.1, 7.NS.A.3

+1

Standards-aligned

Created by

Amanda Graber

Used 439+ times

FREE Resource

5 Slides • 13 Questions

1

Evaluating Expressions

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2

Multiple Choice

Evaluate the expression:

 624÷26^2-4\div2  

1

4

2

34

3

16

4

10

3

Multiple Select

In the order of operations, which one comes first?

1

Exponents

2

Addition

3

Multiplication

4

Open Ended

What is the full order of operations?

5

Here is the order of operations

What does left to right mean on M/D and A/S?

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6

Let's dive in and start evaluating some expressions!

The next several slides are numeric expressions. Remember: to evaluate a numeric expression you use the order of operations to simplify it to a single value.

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7

Multiple Choice

Evaluate the expression.

 622+36\cdot2^2+3  

1

42

2

27

3

67

4

142

8

Multiple Choice

Evaluate the expression.

 (85)12+32\left(8-5\right)\cdot12+3^2  

1

54

2

42

3

63

4

45

9

Multiple Choice

Which student correctly used the order of operations while solving this problem?

1
2

10

Let's take a look at algebraic expressions now!

The next slides are algebraic expressions. Remember: to evaluate an algebraic expression, start by substituting in the value of the variable. Then follow the order of operations to simplify to a single number. video tutorial: https://www.youtube.com/watch?v=kS4H-DOIhAE

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11

Fill in the Blank

Evaluate a+6+aa+6+a  when a = 7.

12

Fill in the Blank

Evaluate b2+4b^2+4 when b = 3. 

13

Fill in the Blank

Evaluate 2(a5)+22\left(a-5\right)+2 when a = 15 

14

Fill in the Blank

Evaluate 2x-2x when x = 10. 

15

Some algebraic expressions have more than one variable!

Just substitute in both variable values at the beginning of the problem.

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16

Multiple Choice

Evaluate a5ba-5-b when a = 4 and b = 10. 

1

1

2

-9

3

-11

4

9

17

Multiple Choice

Evaluate 16+2xy+1\frac{16+2x}{y+1} when x = -2 and y = -4 

1

-4

2

5

3

2

4

-6

18

Open Ended

If you were to be given a test on evaluating expressions right now, what do you think your score be? Why?

Evaluating Expressions

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