Simplifying 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 do you simplify a ratio?

Back

To simplify a ratio, divide both terms by their greatest common divisor (GCD).

Front

What is the simplest form of the ratio 90:45?

Back

2:1

Front

What is the simplest form of the ratio 55:25?

Back

11:5

Front

What is the simplest form of the ratio 28:40?

Back

7:10

Front

What is the simplest form of the ratio 12:72?

Back

1:6

Front

What is the simplest form of the ratio 12:40?

Back

3:10

Front

If a ratio is 4:8, what is its simplest form?

Back

1:2

Front

What does it mean if two ratios are equivalent?

Back

Two ratios are equivalent if they represent the same relationship between quantities.

Front

How can you check if two ratios are equivalent?

Back

Cross-multiply the ratios; if the products are equal, the ratios are equivalent.