Ratios & Ratio Tables

Front

What is a ratio?

Back

A ratio is a comparison of two quantities by division, showing how many times one value contains or is contained within the other.

Tags

CCSS.6.RP.A.1

CCSS.6.RP.A.2

Front

How do you simplify a ratio?

Back

To simplify a ratio, divide both terms by their greatest common factor (GCF).

Tags

CCSS.6.RP.A.1

CCSS.6.RP.A.2

Front

What is a ratio table?

Back

A ratio table is a table that displays equivalent ratios, showing how two quantities change in relation to each other.

Front

If a ratio is 2:6, what is the simplified form?

Back

The simplified form of the ratio 2:6 is 1:3.

Tags

CCSS.6.RP.A.1

CCSS.6.RP.A.2

Front

How do you find a missing value in a ratio table?

Back

To find a missing value, use the relationship between the known values and apply multiplication or division as needed.

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 do you solve a proportion?

Back

To solve a proportion, cross-multiply and then divide to find the missing value.

Tags

CCSS.7.RP.A.2C

Front

Back

x = 35.

Tags

CCSS.7.RP.A.2C

Front

What is the relationship between ratios and fractions?

Back

Ratios can be expressed as fractions, where the first quantity is the numerator and the second quantity is the denominator.

Tags

CCSS.6.RP.A.1

CCSS.6.RP.A.2

Front

How many tablets of iodine are needed for 4 quarts of water if 1 quart requires 2 tablets?

Back

8 tablets are needed for 4 quarts.

Tags

CCSS.6.RP.A.3B