Ratios & Ratio Tables

Front

What is a ratio?

Back

A ratio is a comparison of two quantities that shows the relative size of one quantity to another, often expressed as 'a to b' or 'a:b'.

Front

How can ratios be written?

Back

Front

What does 'equivalent' mean in terms of ratios?

Back

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

Front

If the ratio of blue triangles to red squares is 4:3, how many blue triangles are there if there are 12 red squares?

Back

There are 16 blue triangles.

Front

What is a ratio table?

Back

A ratio table is a table that displays pairs of numbers that form equivalent ratios.

Front

If a ratio is 3:5, what is the equivalent ratio if both parts are multiplied by 2?

Back

The equivalent ratio is 6:10.

Front

What is the missing number in the ratio table if the ratio is 2:5 and the first number is 8?

Back

The missing number is 20.

Front

How do you find equivalent ratios?

Back

To find equivalent ratios, multiply or divide both terms of the ratio by the same non-zero number.

Front

What is the ratio of 15 apples to 10 oranges?

Back

The ratio is 3:2.

Front

If Kay buys 3 apps for $9, how much would 7 apps cost?

Back

$21.