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 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 with the word 'to' (e.g., 3 to 4).

Front

What does a ratio of 3:7 mean?

Back

A ratio of 3:7 means that for every 3 parts of one quantity, there are 7 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 3 circles and 7 total shapes, what is the ratio of total shapes to circles?

Back

7:3

Front

What is the ratio of pears to apples if there are 6 pears and 3 apples?

Back

2:1 (simplified from 6:3).

Front

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

Back

4:3

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 do you simplify a ratio?

Back

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

Front

What is the relationship between ratios and fractions?

Back

Ratios can be expressed as fractions, where the first term is the numerator and the second term is the denominator.