# Keyword Analysis & Research: ratio calculator

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How do you write a ratio in simplest form?

Write the ratio in its simplest form. Do this by dividing both numbers by the largest number that will divide into both evenly. This is known as the greatest common factor. For example, if you have 10 red buttons and 20 blue buttons, you can divide both numbers by 10 to get a ratio of 1 to 2.

Can you find ratio on a calculator?

Ratios describe the relationship between two similar values, showing the number of times one value contains or is contained within the other. For example, the ratio of female students to male students is 4 to 1 means there are four female students for every one male student. It's easy to find ratios on a calculator. Identify Points of Data

How do you calculate ratio rate?

A rate ratio (sometimes called an incidence density ratio) is a measure of association that compares the incidence of events happening at different times. It is used extensively in epidemiology. The formula is the ratio of exposed groups to unexposed groups: Rate ratio = IR e / IR u. where: IR = incidence rate.