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1. Whole Numbers1h 54m

Multiplying Whole Numbers
46m

Dividing Whole Numbers
20m

Long Division
36m

Exponents
10m

2. Integers1h 7m

Introduction to Integers
16m

Multiplying Integers
24m

Exponential Expressions
10m

Dividing Integers
16m

3. Solving Equations and Problem Solving1h 42m

Simplifying Expressions
35m

Translating Word Phrases to Algebraic Expressions
17m

Introduction to Solving Equations
41m

Translating Sentences to Algebraic Equations
7m

4. Fractions1h 29m

Intro To Fractions and Mixed Numbers
44m

Simplifying Fractions
45m

5. Decimals1h 20m

Introduction To Decimals
27m

Rounding Decimals
12m

Adding And Subtracting Decimals
41m

6. Ratio, Proportion, and Triangle Applications1h 7m

Ratios and Rates
34m

Proportions
33m

7. Percent52m

Solving Percent Problems With Equations
16m

Applications of Percent
36m

8. Graphing and Introduction to Statistics1h 59m

Tables
12m

Bar Graphs
17m

Frequency Distributions and Histograms
31m

Line Graphs
19m

Circle Graphs
14m

Graph Linear Equations in Two Variables
24m

9. Geometry49m

Square Roots and The Pythagorean Theorem
29m

The Circle
20m

10. Measurement58m

US Units of Length
25m

Metric Units of Length
33m

11. Exponents and Polynomials3h 46m

Review: Evaluating Exponents
29m

The Product Rule
10m

Intro to the Power Rules
18m

The Power of a Quotient Rule
18m

Negative Exponents
28m

The Quotient Rule
13m

Simplifying Exponential Expressions Using All Exponent Rules
6m

Intro to Polynomials
21m

Adding and Subtracting Polynomials
20m

Multiplying Polynomials
33m

Factoring by Greatest Common Factor
26m

8. Graphing and Introduction to Statistics

Frequency Distributions and Histograms

Prealgebra

8. Graphing and Introduction to Statistics

Frequency Distributions and Histograms

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Multiple Choice

The frequency distribution table below lists the salary of various workers in the Chicago area. How many individuals are making 80k or more annually?
$A frequency distribution table listing salaries of workers. Column one shows class intervals (\$1000) of 50-59, 60-69, 70-79, 80-89, 90-100. Column 2 shows tally while column 3 gives the frequencies as 2, 3, 6, 5, 3 and a total of 19.$

$3$

$5$

$8$

$11$

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