Identify and Apply 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

What does it mean for two ratios to be equivalent?

Back

Two ratios are equivalent if they represent the same relationship between numbers, even if the numbers themselves are different.

Front

How can you determine if two ratios are equivalent?

Back

You can determine if two ratios are equivalent by cross-multiplying and checking if the products are equal.

Front

What is the ratio of pears to all fruit if there are 4 apples, 2 bananas, and 5 pears?

Back

The ratio of pears to all fruit is 5:11.

Front

If a ratio is 20:24, which of the following is NOT equivalent? 10:12, 5:6, 15:18, 16:20?

Back

16:20 is NOT equivalent to 20:24.

Front

What is the first step to simplify a ratio?

Back

The first step to simplify a ratio is to divide both terms by their greatest common factor (GCF).

Front

If you multiply both parts of a ratio by the same number, what happens to the ratio?

Back

The ratio remains equivalent.

Front

What is the ratio of PS4 games to Nintendo games if there are 11 PS4 games and 13 Nintendo games?

Back

The ratio is 11:13.

Front

In the ratio 9:4, what do you multiply by to get 45:20?

Back

You multiply by 5.

Front

How do you express a ratio in fraction form?

Back

A ratio can be expressed in fraction form by writing the first quantity as the numerator and the second quantity as the denominator.