Ratios

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: as a fraction (3/4), with a colon (3:4), or with the word 'to' (3 to 4).

Front

What is an equivalent ratio?

Back

Equivalent ratios are ratios that express the same relationship between two quantities, even if the numbers are different (e.g., 1:2 is equivalent to 2:4).

Front

How do you find equivalent ratios?

Back

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

Front

What is the ratio of 5 to 3 expressed as a fraction?

Back

The ratio of 5 to 3 can be expressed as the fraction 5/3.

Front

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

Back

The ratio of flour to sugar is 2:3.

Front

What is a part-to-part ratio?

Back

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

Front

What is a part-to-whole ratio?

Back

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

Front

If there are 10 apples and 5 are red, what is the ratio of red apples to total apples?

Back

The ratio of red apples to total apples is 5:10, which simplifies to 1:2.

Front

What is the ratio of school apps to game apps if Kelly has 5 school apps and 3 game apps?

Back

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