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: using a colon (e.g., 3:2), as a fraction (e.g., 3/2), or with the word 'to' (e.g., 3 to 2).

Front

What does it mean to simplify a ratio?

Back

Simplifying a ratio means reducing it to its simplest form by dividing both terms by their greatest common factor.

Front

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

Back

The ratio of flour to sugar is 2:3.

Front

How do you find equivalent ratios?

Back

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

Front

What is the ratio of 8 to 12 in simplest form?

Back

The simplest form of the ratio 8 to 12 is 2:3.

Front

If there are 4 apples for every 5 oranges, what is the total number of fruits if there are 20 oranges?

Back

If there are 20 oranges, there are 16 apples (4/5 of 20), making a total of 36 fruits.

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 the whole to the entire whole, such as the ratio of boys to the total number of students.

Front

How can ratios be used in real life?

Back

Ratios can be used in real life for cooking, mixing ingredients, comparing prices, and understanding proportions.