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 write a ratio?

Back

Ratios can be written in three ways: as a fraction (1/2), with a colon (1:2), or with the word 'to' (1 to 2).

Front

What is a ratio table?

Back

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

Front

How do you find a missing value in a ratio table?

Back

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

Front

If the ratio of apples to oranges is 2:3, how many oranges are there if there are 8 apples?

Back

There are 12 oranges. (2/3 = 8/x; cross-multiply to find x = 12).

Front

What does it mean for two ratios to be equivalent?

Back

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

Front

Complete the ratio table: 1:2, 2:4, __:6.

Back

3:6.

Front

If a ratio table shows 4:8, what is the simplified ratio?

Back

The simplified ratio is 1:2.

Front

What is the missing number in the ratio 5:x = 15:3?

Back

x = 1.

Front

How can you check if two ratios are equivalent?

Back

Cross-multiply the ratios and see if the products are equal.