Alissa Fong

MA, Stanford University
Teaching in the San Francisco Bay Area

Alissa is currently a teacher in the San Francisco Bay Area and Brightstorm users love her clear, concise explanations of tough concepts

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Calculating Percents - Concept

Alissa Fong
Alissa Fong

MA, Stanford University
Teaching in the San Francisco Bay Area

Alissa is currently a teacher in the San Francisco Bay Area and Brightstorm users love her clear, concise explanations of tough concepts

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A percent is like a fraction that has 100 in the denominator. We can use this idea as we would a ratio to find an equivalent ratio. One way to solve problems using percents is to set up a proportion like "is/of = percent/100" with one of those quantities unknown and solve by cross multiplying.

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