Ratios Flashcard

Front

What is a ratio?

Back

A ratio is a comparison of two quantities that shows the relative size of one quantity to another.

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 'equivalent' mean in terms of ratios?

Back

Equivalent means equal to; two ratios are equivalent if they represent the same relationship.

Front

If there are 5 red balls and 3 blue balls, what is the ratio of red balls to total balls?

Back

The ratio of red balls to total balls is 5:8.

Front

What is the ratio of oatmeal raisin cookies to total cookies if there are 3 oatmeal raisin cookies and 7 chocolate chip cookies?

Back

The ratio is 3:10.

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 school apps to game apps if there are 5 school apps and 3 game apps?

Back

The ratio is 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 the total number of shapes if there are 8 hearts and 4 stars?

Back

The total number of shapes is 12.

Front

What is the ratio of red toy cars to all toy cars if there are 3 red, 2 black, and 5 white toy cars?

Back

The ratio is 3:10.