Ratios and Proportions

What is a Ratio 3:4 ?

• Is a comparison of two quantities

• To multiply two fractions

• A number over another number

• Two decimals that can be multiplied

If there are 5 boys and 7 girls, write the ratio of girls to boys.

• 5 to 7
• 7 to 5
• 5 to 12
• 7 to 12

Tags

CCSS.6.RP.A.1

CCSS.6.RP.A.2

What fraction of the rectangle is blue?

• 1/6
• 1/3
• 6/2
• 2/3

Tags

CCSS.3.NF.A.1

CCSS.3.NF.A.2A

Mr. Lugo filled up his gas tank 3/9 full on his way home from school. Another way we could say this is...

• 1/3
• 9/3
• 10/9
• Driving is fun.

Tags

CCSS.3.NF.A.1

CCSS.3.NF.A.2

CCSS.3.NF.A.3

What is the ratio to the picture shown, triangles to squares?

• 2:6
• 5:6
• 3:4
• 4:3

Mrs. Etchison ate 12/16 of a pepperoni pizza. What fraction is equivalent to this?

• 2/3

• 18/12

• 3/4

• 1/4

Jayden ate 1/4 of a cherry pie.
T.J. ate 3/4 of the cherry pie. 
How much pie did they eat together?

• 1 whole pie
• 4/8 of the pie
• 2/4 of the pie
• None of the pie

Tags

CCSS.4.NF.B.3C

CCSS.4.NF.B.3D

The number on the top of a fraction is called what?

• numerator
• denominator

Tags

CCSS.3.NF.A.1

CCSS.3.NF.A.2B

The number on the bottom of a fraction is called what?

• numerator
• denominator

Tags

CCSS.3.NF.A.1

CCSS.3.NF.A.2B

• 27
• 9
• 1
• 6