Ratios

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:b'.

Front

How do you simplify a ratio?

Back

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

Front

What does a ratio of 3:4 mean?

Back

It means for every 3 parts of one quantity, there are 4 parts of another quantity.

Front

If there are 3 circles and 4 total shapes, what is the ratio of circles to total shapes?

Back

3:4

Front

If there are 2 circles and 1 star, what is the ratio of circles to stars?

Back

2:1

Front

What is the ratio of rectangles to circles if there are 4 rectangles and 3 circles?

Back

4:3

Front

If there are 6 pears and 3 apples, what is the ratio of pears to apples?

Back

2:1 (simplified from 6:3).

Front

What is the ratio of squares to circles if there are 3 squares and 6 circles?

Back

1:2 (simplified from 3:6).

Front

How can ratios be expressed?

Back

Ratios can be expressed in three ways: as fractions, with a colon (a:b), or with the word 'to' (a to b).

Front

What is the relationship between ratios and fractions?

Back

Ratios can be converted to fractions by placing the first quantity over the second quantity.