Rates, Ratios, proportions and percents

Front

What is the process to convert a percent to a fraction?

Back

Rewrite the percent using a denominator of 100.

Front

How do you find the cost of one item when given the total cost and quantity?

Back

Divide the total cost by the number of items.

Tags

CCSS.6.RP.A.1

CCSS.6.RP.A.2

Front

What is a proportion?

Back

A proportion is an equation that states that two ratios are equal.

Tags

CCSS.7.RP.A.2A

Front

How can you determine if a table of values represents a proportional relationship?

Back

Check if the ratios of corresponding values are constant.

Tags

CCSS.7.RP.A.2A

Front

What is the formula to calculate a percentage of a number?

Back

Percentage = (Part/Whole) x 100.

Front

What is a ratio?

Back

A ratio is a comparison of two quantities, showing the relative size of one quantity to another.

Tags

CCSS.6.RP.A.1

CCSS.6.RP.A.2

Front

How do you express a ratio in simplest form?

Back

Divide both terms of the ratio by their greatest common divisor.

Tags

CCSS.6.RP.A.1

CCSS.6.RP.A.2

Front

What is the relationship between fractions, decimals, and percents?

Back

They are different ways to represent the same value.

Front

How do you convert a fraction to a percent?

Back

Divide the numerator by the denominator and multiply by 100.

Front

What does it mean for two quantities to be in direct proportion?

Back

As one quantity increases, the other quantity increases at a constant rate.

Tags

CCSS.7.RP.A.2A