RATIOS & SIMPLE PROBABILITY Probability, Counting and Combinatorics This plan builds on what Mathletes already know about ratios to introduce the definition of probability as a ratio of desired outcomes to total outcomes. Mathletes will then practice calculating the... Read More
MINI #65 - SEEING SYMMETRY IN SYSTEMS OF EQUATIONS Algebraic Expressions and Equations Video by Art of Problem Solving's Richard Rusczyk. Read More
MINI #82 - USING ALGEBRA TO SOLVE WORD PROBLEMS Algebraic Expressions and Equations Video by Art of Problem Solving's Richard Rusczyk. Read More