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Ratios, Percentages, and Proportions Videos
SAT Math 10.3 Geometry and Measurement. What is the ratio of birds to dogs?
Percent Change Videos 8 videos
Larry, el cangrejo, necesita un nuevo controlador para su Lbox y le gustarĂa saber que tan barato lo pudiera comprar ahora, a diferencia de hace a...
This video covers how to calculate percents of change by demonstrating how to calculate a price change. Just divide the price decrease by the origi...
CAHSEE Math: Algebra I Drill 6, Problem 3. If x ounces of a 10% salt solution are added with 20 ounces of a 50% salt solution to create a comb...
Percents Videos 20 videos
ACT Math: Pre-Algebra Drill 5, Problem 1. Factoring in depreciation, how much is the car worth?
ACT Math: Pre-Algebra Drill 5, Problem 4. What was the percent discount of the sweater?
Proportions Videos 8 videos
ACT Math: Pre-Algebra Drill 1.2. What proportion of Jenna's day is spent Wii-swimming?
This video explains similar figures and how to figure out if two shapes are similar using sides and angles. Plus, it discusses how to use one shape...
This video covers how to use cross products to solve for a missing number in a proportion by setting that proportion with a variable over the produ...
Ratios Videos 12 videos
ACT Math: Pre-Algebra Drill 4, Problem 4. Using the information given, find out how many girls attend the school.
GED Math 2.4 Rational Numbers. Lucius's favorite restaurant is how many km from his home?
GED Math 2.5 Rational Numbers. How much time does it take Lucius to get to work?
Unit Rate Videos 9 videos
GED Math: Rational Numbers Drill 2, Problem 3. What was the price of ribs per pound?
Approximately 874 people per day wonder what a unit rate is. If you're one of them, check out our video on unit rates and how to use them. (We just...
Algebra and Functions: Drill Set 6, Problem 3. How many fritters are made during the typical breakfast hours between 6:00AM and 11:30AM at thi...