Algebraic Expressions & Equations

Ideal Weight

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Ideal Weight

This man, Sultan Kösen, is one of the tallest men on Earth. He is 251 cm tall, and his brother Hasan, who is standing next to him, is 178 cm tall.

A rule of thumb is an easy-to-remember guide for making an estimate.

One rule of thumb is that an adult’s ideal weight in kilograms is 100 less than his or her height in centimeters.

  • Use this rule of thumb to estimate the weights in kilograms of Sultan Kösen and his brother.