Use this video to show your learners an example of how to translate word phrases into an equation to solve a real-world problem. The presenter begins with a review of how to use cross products to solve a proportion, including how to do the calculations using a calculator. He then presents a real problem about pizza delivery and shows how to translate the phrases in the problem into a proportion to solve. He continues by solving the proportion, which gives the answer to the pizza delivery question.

Additional Tags

math

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Classroom Considerations

• This video is hosted on YouTube

Pros

• Clear and concise explanation
• Good review of cross products

Cons

• Only shows one example of translating phrases and sentences

Common Core

HSA-SSE.A.1.a