Ratio, Proportion, and Percent

3.1

Ratios and Rate

Introduction to ratios

Ratios as fractions in simplest form

Simplifying ratios (1)

Simplifying ratios (2)

Equivalent ratios in higher terms

Unit rate

Unit prices

Understanding proportions

Finding an unknown in a proportion

Intro to cross multiplication

Solving proportions using cross-multiplying

Solving proportions, Three methods

Map scale

3.2

Understand Percent

Meaning of percent (1)

Meaning of percent (2)

Meaning of percent (3)

Percent as decimal

Practice converting decimal to percent

Converting fraction to percent (finding equivalent fraction out of 100)

Converting fractions, decimals and percents

Convert fractions to percent using division

Percents greater than 100% and less than 1%

Converting percents greater than 100%

Some common fractions as percents

33 1/3% and 66 2/3%

Percent greater than 100%

Practice converting percent to decimal

Converting fraction into decimal, then percent

Solving percent problems equation method

3.3

Solve Proportions and their Applications

Using proportion method to solve percents (1)

Using proportion method to solve percents (2)

Percent of a total

Finding percent of total

Using proportion method for word problems

3.4

Solve General Applications of Percent

Solve equations and word problems using percent (1)

Solving equations and word problems using percent (2)

Calculating sales tax using proportion method

Calculating percent decrease or percent increase

Calculating a percent increase using the equation method

Intro to exponent key on Sharp El531W calculator

Calculating a percent off using equation method

Calculating amount of discount and final price

Calculating percent change using proportion method

Calculating commission using equation method
Calculating rate of discount using proportion method