Ratios and Rates Vocabulary

A portion of the cost that you don’t have to pay because it is on sale

• Discount

• Tax

• Rate

• Ratio

a system of weights and measures in which the meter is the unit of length and the kilogram is the unit of weight.

• Metric

• Ratio

• Sale

• Solution

a portion of a number expressed as a number out of 100 followed by the % symbol

• Percent

• Fraction

• Ratio

• Sum

a comparison of two numbers that each represent the parts of a whole

• Proportion

• Discount

• Scale

• Scale Factor

a ratio between two measurements using different units. For example: births per year, cost per person, words per minute.

• Rate

• Solution

• Tax

• Tip

Compares one thing to another thing.

• Scale Factor

• Sale

• Tax

• Ratio

The ratio that defines the relation between the actual figure and its model.

• Scale

• Standard

• Quotient

• Sum

the ratio between the scale of a given original object and a new object, which is its representation but of a different size (bigger or smaller).

• Fraction

• Scale Factor

• Ratio

• Rate

An amount of money that a government requires people to pay on items

• Tax

• Unit Rate

• Dividend

• Sale

An additional amount to the price of an item

• Tip

• Scale

• Unit Rate

• Ratio