Ratio and Proportion

Ratio and Proportion

How do we compare values using mathematical language?

Essential Question

Multiple Choice

What is the ratio of big green balls to small yellow balls?

• 4:5

• 5:4

• 4:9

• 5:9

Multiple Choice

What is the ratio of big green balls to all the balls?

• 4:5

• 5:4

• 4:9

• 5:9

Multiple Choice

What is the ratio of oranges to apples?

• 5:12

• 7:12

• 5:7

• 7:5

Fill in the Blank

What is the ratio in simplest form? Use the colon format in your answer.

Fill in the Blank

What is the ratio in simplest form? Use the colon format in your answer.

Fill in the Blank

What is the ratio in simplest form? Use the colon format in your answer.

Multiple Choice

What is the next equivalent ratio in the sequence?

• 5:10

• 5:15

• 6:12

• 8:16

Multiple Choice

What is the next equivalent ratio in the sequence?

• 5:20

• 8:32

• 12:24

• 10:20

Multiple Choice

What is the next equivalent ratio in the sequence?

• 9:12

• 14:20

• 10:25

• 12:30

Fill in the Blank

What is the next equivalent ratio in the sequence?

Fill in the Blank

What is the FIRST equivalent ratio in the sequence?

Fill in the Blank

What is the THIRD equivalent ratio in the sequence?

Multiple Choice

If the ratio of girls to boys is 3:4, how many boys are there if there are 9 girls?

• 10 boys

• 11 boys

• 12 boys

• 13 boys

Multiple Choice

If the ratio of girls to boys is 3:4, how many boys are there if there are 12 girls?

• 14 boys

• 16 boys

• 18 boys

• 20 boys

Poll

How do you feel about ratio and proportion?

• I got this! I can teach someone about it.

• I think I need more practice.

• I'm confused. Can we have a consultation?