1. Ratios and Proportions
Miss brown’s 6th grade math class

2. What is a ratio?
A ratio is a mathematical way to compare two quantities.
Example: there is a ratio of 25 students to 1 teacher

3. How to write a ratio
There are several ways to represent a ratio.
Below are examples of ways to represent the ratio OF
ICE CREAM BARS TO
LOLLIPOPS.
3:5
3 5
3 to 5

4. How can we represent The ratio of happy faces to angry faces?
Type your answers here: 1. 2. 3.
SUBMIT ANSWERS
How can we represent The ratio of happy faces to angry faces?

5. How can we represent The ratio of WATER TO sODAS?
Type your answers here: 1. 2. 3.
SUBMIT ANSWERS
How can we represent The ratio of WATER TO sODAS?

6. For every __ item/items, there is/are __ item/items.
there is/are __ item/items FOR EVERY __ ITEMS.
When we describe a ratio using words rather than numbers, this is what we say.

7. How would you describe the ratio of fish to birds?
“There are four birds for every three fish.”
“For every four birds, there are three fish.”
“For every three fish, there are four birds.”
“There are three birds for every four fish.”

8. How would you describe the ratio of feet to tails?
“There are three tails and twelve feet.”
“There are twelve feet for every three tails.”
“For every three tails, there are twelve feet.”
“There are twelve tails for every three feet.”

9. Create your own ratio! Include images, a numerical representation, and a description in words.