Ratios and Proportions

Find the number that makes the Ratios equivalent

• M=9

• M=10

• M=2

• M=18

Tags

CCSS.6.RP.A.3A

What is a RATIO?

• a fraction

• a special number

• A comparison of two quantities

• a funny word

Tags

CCSS.6.RP.A.1

CCSS.6.RP.A.2

Use *multiplication* to create an equivalent ratio to $\frac{1}{2}$ 

•  $\frac{2}{4}$  

•  $\frac{3}{6}$  

•  $\frac{4}{8}$  

•  $\frac{2}{3}$  

Tags

CCSS.6.RP.A.3A

What does the word Equivalent mean?

• different

• fractions

• Equal To

• good eye sight

Tags

CCSS.RI.4.10

CCSS.RI.5.10

CCSS.RI.6.4

CCSS.RI.7.4

CCSS.RI.8.4

what is the ratio of Basketballs to Volleyballs?

• 5 to 3

• 3:5

• 3 to 8

• $\frac{8}{3}$

Tags

CCSS.6.RP.A.1

CCSS.6.RP.A.2

There are 13 girls and 8 boys in Mr. Lopez's class. What is the ratio of GIRLS in class to the TOTAL number of students in class? 

• 8:13

• 21 to 8

• 13 to 8

•  $\frac{13}{21}$  

Tags

CCSS.6.RP.A.1

CCSS.6.RP.A.2

What ratio does this model represent?

(a)  

Tags

CCSS.6.RP.A.1

CCSS.6.RP.A.2

Use *Division* to create an equivalent ratio to  $\frac{12}{18}$  

•  $\frac{2}{3}$  

•  $\frac{1}{2}$  

•  $\frac{4}{6}$  

•  $\frac{6}{9}$  

Tags

CCSS.6.RP.A.3A

 $\frac{1}{2}=\frac{9}{18}$  

Are the ratios Proportionate?

• No

• Yes

Tags

CCSS.6.RP.A.3A

 $\frac{6}{8}=\frac{3}{A}$  

Find the number that makes the ratios equivalent

(a)  

Tags

CCSS.6.RP.A.3A