Intro to 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.

Tags

CCSS.6.RP.A.1

CCSS.6.RP.A.2

Front

How do you write a ratio?

Back

Ratios can be written in three ways: using a colon (e.g., 3:2), using the word 'to' (e.g., 3 to 2), or as a fraction (e.g., 3/2).

Tags

CCSS.6.RP.A.1

CCSS.6.RP.A.2

Front

What does 'equivalent' mean in terms of ratios?

Back

Equivalent means that two ratios represent the same relationship, even if the numbers are different.

Tags

CCSS.6.RP.A.3A

Front

If there are 4 red apples and 3 green apples, what is the ratio of red apples to green apples?

Back

4 red apples to 3 green apples.

Tags

CCSS.6.RP.A.1

CCSS.6.RP.A.2

Front

If there are 10 soccer players and 3 coaches, what is the ratio of coaches to players?

Back

3 coaches to 10 players.

Tags

CCSS.6.RP.A.1

CCSS.6.RP.A.2

Front

What is the ratio of bananas to apples if there are 2 bananas and 14 apples?

Back

2 to 14, which simplifies to 1 to 7.

Tags

CCSS.6.RP.A.1

CCSS.6.RP.A.2

Front

If there are 5 boys and 7 girls, what is the ratio of girls to boys?

Back

7 to 5.

Tags

CCSS.6.RP.A.1

CCSS.6.RP.A.2

Front

What is a part-to-part ratio?

Back

A part-to-part ratio compares different parts of a whole, such as boys to girls.

Tags

CCSS.6.RP.A.1

CCSS.6.RP.A.2

Front

What is a part-to-whole ratio?

Back

A part-to-whole ratio compares a part of the whole to the entire whole, such as boys to the total number of students.

Tags

CCSS.6.RP.A.1

CCSS.6.RP.A.2

Front

How can you simplify a ratio?

Back

To simplify a ratio, divide both sides of the ratio by their greatest common divisor.

Tags

CCSS.6.RP.A.1

CCSS.6.RP.A.2