Ratios and Proportional Reasoning Vocab

A comparison of two quantities using the word to, for every/each, or a colon :.

• Ratio

• Rate

• quantity

• scale factor

A ratio that compares two quantities of different units. Like miles per hour, feet per second.

• rate

• ratio

• percent

• fraction

How much of something there is.

• quantity

• quality

• percent

• proportion

When a rate is expressed as a unit of one...

• unit rate

• scale factor

• proportion

• decimal

Represents the number one

• per/each

• ratio

• fraction

• quotient

Scale factor

• a number that multiplies the ratio quantities

• a weight

• sum

• decimal

A table that represents equivalent ratios and proportions

• ratio table

• scale factor

• quantities

• unit rate

Out of 100

• percent

• scale factor

• quotient

• product

A comparison of boys to girls in the class is a ratio of ______.

• part to part

• percent

• proportion

• product

A comparsion of boys to total students in the class is a ratio that compares _____.

• part to whole.

• ratio

• sum

• difference