Got a word problem where you're comparing fractions? No sweat! See how to translate a word problem into a mathematical expression, simplify it, and compare the resulting fractions using the cross products. This tutorial lays it all out step-by-step!
This tutorial gives you some practice finding a common denominator and the least common denominator of three fractions. There's only one least common denominator, but there are many common denominators. This tutorial gives you one. Can you find another?
Inequalities come up all the time when you're working algebra problems. In this tutorial you'll learn what an inequality is, and you'll see all the common inequality symbols that you're likely to see :)
How do you combine a positive and a negative number? This tutorial shows you how. You even get to see it explained with a number line!
Multiplying a whole number and a fraction can be confusing, but this tutorial helps to sort things out. Check it out!