Ratio

What is a Ratio?

• Is a comparison of two quantities 
• To multiply two fractions 
• A number over another number
• Two decimals that can be multiplied

Tags

CCSS.6.RP.A.1

CCSS.6.RP.A.2

What are the three ways to write a ratio

• 2;3 , 2 to 3 , 2\3
• 2:3 , 2 to 3 , 2/3
• 2:3 , 2 too 3 , 2/3

Tags

CCSS.6.RP.A.1

CCSS.6.RP.A.2

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

• 2:6

• 5:6

• 3:4

• 4:3

Tags

CCSS.6.RP.A.1

CCSS.6.RP.A.2

Simplify

• 2:10

• 1:10

• 1:2

• 2:1

Tags

CCSS.6.RP.A.1

CCSS.6.RP.A.2

Fully simplify the ratio...

20:30

• 2:3

• 4:6

• 10:15

• 3:2

Tags

CCSS.6.RP.A.1

CCSS.6.RP.A.2

Fully simplify the ratio...

32:40

• 16:20

• 8:10

• 4:5

• 10:8

Tags

CCSS.6.RP.A.1

CCSS.6.RP.A.2

Simplify to lowest terms

• 6
• 2/8
• 1/6
•  2/12

Tags

CCSS.6.NS.A.1

CCSS.6.NS.B.4

A class has 30 students. 18 are boys. What is the ratio of boys to girls? (you must simplify)

• 12:18

• 3:2

• 30:18

• 18:7

Tags

CCSS.6.RP.A.1

CCSS.6.RP.A.2

A class has 15 boys and 20 girls. What is the boy:girl ratio in simplest form?

• 4 : 5
• 10 : 13
• 3:4
• 3:5

Tags

CCSS.6.RP.A.1

CCSS.6.RP.A.2

In the fruit bowl there are 4 apples, 2 bananas, and 5 pears.  What is the ratio of pears to ALL fruit?

• 5:4
• 5:11
• 2:5
• 6:5

Tags

CCSS.6.RP.A.1

CCSS.6.RP.A.2