Ratios and Equivalent Ratios

Front

What is a ratio?

Back

A ratio is a comparison of two quantities, showing how many times one value contains or is contained within the other.

Front

How can ratios be expressed?

Back

Ratios can be expressed in three ways: using the word 'to', using a colon (e.g., 3:4), and as a fraction (e.g., 3/4).

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.

Front

If the ratio of red to yellow LEGOs is 1:2, what is the equivalent ratio if there are 6 red LEGOs?

Back

The equivalent ratio is 3:6.

Front

What is the simplest form of the ratio 8:12?

Back

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

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 4 to 12 in simplest form?

Back

The ratio of 4 to 12 in simplest form is 1:3.

Front

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

Back

The ratio of apples to oranges is 2:1.

Front

What is the ratio of fifth-grade students to sixth-grade students if there are 8 fifth-graders and 10 sixth-graders?

Back

The ratio is 4:5.

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.