Ratios/Ratio Tables

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., 3:4), as a fraction (e.g., 3/4), or in words (e.g., '3 to 4').

Front

What does it mean to simplify a ratio?

Back

Simplifying a ratio means reducing it to its simplest form by dividing both terms by their greatest common factor.

Front

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

Back

The ratio of apples to oranges is 1:2.

Front

What is a ratio table?

Back

A ratio table is a table that shows the relationship between two quantities, listing pairs of numbers that maintain the same ratio.

Front

How do you find an unknown value in a ratio table?

Back

To find an unknown value in a ratio table, use equivalent ratios to set up a proportion and solve for the missing value.

Front

What is the ratio of boys to girls if there are 6 boys and 9 girls?

Back

The ratio of boys to girls is 2:3.

Front

If a recipe calls for 2 cups of flour for every 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 ratio of red circles to blue stars if there are 7 red circles and 4 blue stars?

Back

The ratio of red circles to blue stars is 7:4.

Front

How do you express a ratio as a fraction?

Back

To express a ratio as a fraction, write the first quantity as the numerator and the second quantity as the denominator.