5-1 Writing 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

A ratio can be written in three ways: using a colon (e.g., 2:3), using the word 'to' (e.g., 2 to 3), or as a fraction (e.g., 2/3).

Front

What does the term 'total shapes' refer to in ratio problems?

Back

'Total shapes' refers to the sum of all shapes being considered in a problem, regardless of their type.

Front

If there are 1 rectangle and 6 other shapes, what is the ratio of rectangles to total shapes?

Back

1:7

Front

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

Back

3:7

Front

What is the ratio of total shapes to circles if there are 3 total shapes and 1 circle?

Back

3 to 1

Front

If there are 9 stars and 1 rectangle, what is the ratio of stars to rectangles?

Back

9 to 1

Front

If there are 2 hexagons and 1 circle, what is the ratio of hexagons to circles?

Back

2:1

Front

What is the importance of understanding ratios in real life?

Back

Understanding ratios helps in comparing quantities, making decisions based on proportions, and solving problems in various fields like cooking, finance, and science.

Front

How can you simplify a ratio?

Back

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