ShmoopTube

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...

ACT Math: Pre-Algebra Drill 1.2. What proportion of Jenna's day is spent Wii-swimming?

ACT Math: Pre-Algebra Drill 5, Problem 5. How many red cards must be added so that the proportion of red cards is one half?

In this GED math problem, figure out what fraction of Serena's monthly income is spent on groceries

GED Math 2.5 Rational Numbers. How much time does it take Lucius to get to work?

GED Math 4.5 Rational Numbers. How much did Dez deposit into her savings account?

GED Math 5.4 Rational Numbers. How many gallons of custom color can Marcus create without buying any more paint?

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...