Ratio Language/Equivalent Ratios

Front

What is a ratio?

Back

A ratio is a comparison of two quantities that shows the relative size of one quantity to another, often expressed as 'a to b' or a:b.

Tags

CCSS.6.RP.A.1

CCSS.6.RP.A.2

Front

What does equivalent ratios mean?

Back

Equivalent ratios are two or more ratios that represent the same relationship between numbers, meaning they simplify to the same fraction.

Tags

CCSS.6.RP.A.3A

Front

If a recipe calls for 2 eggs and 3 cups of flour, what is the ratio of eggs to flour?

Back

The ratio of eggs to flour is 2:3.

Tags

CCSS.6.RP.A.1

CCSS.6.RP.A.2

Front

How do you find an equivalent ratio?

Back

To find an equivalent ratio, you can multiply or divide both terms of the ratio by the same non-zero number.

Tags

CCSS.6.RP.A.3A

Front

If 5 movie tickets cost $45, what is the cost of one ticket?

Back

The cost of one ticket is $9.

Tags

CCSS.6.RP.A.3B

Front

If a recipe requires 2 eggs for 3 cups of flour, how many eggs are needed for 9 cups of flour?

Back

You need 6 eggs for 9 cups of flour.

Tags

CCSS.6.RP.A.3B

Front

What is the unit rate?

Back

The unit rate is a ratio that compares a quantity to one unit of another quantity, often used to express cost per item.

Tags

CCSS.6.RP.A.1

CCSS.6.RP.A.2

Front

If 2 bags of chips cost $3, what is the cost of 1 bag?

Back

The cost of 1 bag of chips is $1.50.

Tags

CCSS.6.RP.A.3B

Front

How do you set up a proportion?

Back

A proportion is set up by stating that two ratios are equal, often written as a/b = c/d.

Front

If a recipe calls for 2 eggs and 3 cups of flour, how many eggs are needed for 6 cups of flour?

Back

You need 4 eggs for 6 cups of flour.

Tags

CCSS.6.RP.A.3B