# Difference between revisions of "Conversions"

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=== Example === | === Example === | ||

Suppose we wanted to know how many inches are in <math>3</math> feet. Since we know there are <math>12</math> inches in a foot, our conversion factor is <math>\frac{12\text{ inches}}{1\text{ feet}}</math>. Thus, there are <cmath>3\;\cancel{\text{feet}}\cdot\frac{12\text{ inches}}{1\;\cancel{\text{feet}}}=\boxed{36\;\text{inches}}</cmath> in <math>3</math> feet. | Suppose we wanted to know how many inches are in <math>3</math> feet. Since we know there are <math>12</math> inches in a foot, our conversion factor is <math>\frac{12\text{ inches}}{1\text{ feet}}</math>. Thus, there are <cmath>3\;\cancel{\text{feet}}\cdot\frac{12\text{ inches}}{1\;\cancel{\text{feet}}}=\boxed{36\;\text{inches}}</cmath> in <math>3</math> feet. | ||

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+ | [[Category:Prealgebra]] |

## Latest revision as of 19:36, 19 September 2020

A **conversion** is a special type of ratio used to convert from one unit of measurement to another. These ratios are known as **conversion factors**.

### Example

Suppose we wanted to know how many inches are in feet. Since we know there are inches in a foot, our conversion factor is . Thus, there are in feet.