Understanding & Applying Ratios

What is a Ratio?

• It is a comparison of two quantities

• A rate with a denominator of one

• It is when the only factor the numerator and denominator share is a one

• Two decimals that can be multiplied

Tags

CCSS.6.RP.A.1

CCSS.6.RP.A.2

Which one is a real life example of a RATIO?

• 12 noodles

• 4 meatballs : 1 cup of sauce

• 1 jar of sauce

• 1/2 cup of flour

Tags

CCSS.6.RP.A.1

CCSS.6.RP.A.2

What is the ratio of red apples to green apples

• 7 apples to 3 green

• 4 red apples to 7 apples

• 4 red apples to 3 green apples

• 3 green apples to 4 red apples

Tags

CCSS.6.RP.A.1

CCSS.6.RP.A.2

Simplify fractions by...

• add the same number to the top and bottom

• subtract both numbers by 10

• dividing num. & denom. by the GCF

• making a guess

Three ways to write a ratio are.....

• read, write, demonstration

• using whatever symbols you want

• using "to," using a colon, and as a fraction

• x, -, and ÷

Tags

CCSS.6.RP.A.1

CCSS.6.RP.A.2

What is the ratio of flames to arms on the candle?

• 3:2

• 3:5

• 1:1

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 apples?

• 5:4

• 4:5

• 2:5

• 6:5

Tags

CCSS.6.RP.A.1

CCSS.6.RP.A.2

Equivalent means....

• simplified

• one

• equal to

• to solve

Tags

CCSS.6.RP.A.3A

Ratio compares numbers with what operation?

• multiplication

• division

• addition

• subtraction

A ratio can be written as all the ways below EXCEPT which one?

• 3 = 4

• 3:4

• 3/4

• 3 to 4

Tags

CCSS.6.RP.A.1

CCSS.6.RP.A.2