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8 Cards in this Set

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  • Back
ratio

a comparison of two quantities - shows how one number relates to another




example of the three ways a ratio can be written"3 frogs to 5 fish"; "3 frogs/5 fish"; "3 frogs:5 fish"

this is a very important thing to remember about RATIOS the ORDER of the numbers being compared

- they have to be listed in the correct order

the exception to simplifying ratios

one thing you can't do - simplify down to one whole number - because then you're not comparing anything

part-to-whole ratio

when you're comparing a part of the ratio to the total number of items

part-to-part ratio

when you're comparing parts to other parts

unit rate

the amount for ONE of something

equivalent ratios

ratios that equal the same amount

proportion

an equation saying that two ratios are equal