Ratio

What are three ways to write a ratio?

What is the ratio of orange circles to blue circles?

• 2 : 3

• 3 : 5

• 3 : 2

• 2 : 5

How many ways can you write a ratio?

• 2

• 4

• none

• 3

Type in the 3 numbers to complete the table.

Type the number for owls first, and then the 2 numbers for chipmunks.

How can you find equivalent ratios?

• add

• subtract

• divide

• multiply

Donald's Donuts makes both chocolate and plain glazed donuts. Each Saturday, they make 13 plain glazed donuts for every 7 chocolate glazed donuts. What is the ratio of chocolate glazed to plain glazed?

If the pattern is tripled what would the ratio of red circles to blue squares be?

Copy Central prints grayscale and colored copies. Yesterday, they printed 9 grayscale copies for every 2 colored. If they printed 20 color copies, how many grayscale copies were printed?

Determine if the following Ratio is Equivalent:

12:16 and 72:92

• Yes

• No

Determine if the following ratio is equivalent:

20:14 and 80:56

• Yes

• No