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., 3:5), as a fraction (e.g., 3/5), or with the word 'to' (e.g., 3 to 5).

Front

What is the ratio of green dots to orange dots if there are 3 green dots and 5 orange dots?

Back

3:5

Front

If there are 3 pennies, 4 nickels, and 5 dimes, what is the ratio of nickels to total number of coins?

Back

4:12

Front

What does it mean for two ratios to be equivalent?

Back

Two ratios are equivalent if they represent the same relationship between quantities, meaning they can be simplified to the same fraction.

Front

Which of the following ratios are NOT equivalent to 20:24? 10:12, 5:6, 15:18, 16:20

Back

16:20

Front

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

Back

4:3

Front

How do you simplify a ratio?

Back

To simplify a ratio, divide both terms by their greatest common factor.

Front

What is the ratio of red dots to total dots if there are 6 red dots, 3 green dots, and 5 orange dots?

Back

6:14 or 3:7 after simplification.

Front

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

Back

2:3