RATIOS INTRO

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.

Front

How do you write a ratio?

Back

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

Front

What does it mean for a ratio to be in simplest form?

Back

A ratio is in simplest form when the numbers cannot be reduced any further, meaning they have no common factors other than 1.

Front

If there are 4 apples and 2 oranges, what is the ratio of apples to oranges?

Back

The ratio of apples to oranges is 4:2, which simplifies to 2:1.

Front

What is the ratio of triangles to squares if there are 4 triangles and 3 squares?

Back

The ratio of triangles to squares is 4:3.

Front

How do you find the ratio of two quantities?

Back

To find the ratio, divide each quantity by the greatest common factor and express it in simplest form.

Front

What is the boy:girl ratio in a class with 15 boys and 20 girls?

Back

The boy:girl ratio is 15:20, which simplifies to 3:4.

Front

Does the order of numbers in a ratio matter?

Back

Yes, the order of numbers in a ratio matters; it indicates which quantity is being compared to which.

Front

If Kelly has 5 school apps and 3 game apps, what is the ratio of school apps to game apps?

Back

The ratio of school apps to game apps is 5:3.

Front

What is a part-to-part ratio?

Back

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