6th Grade Math-Unit 2 Rate, Ratio, and Proportional Reasoning
rate
A comparison of two quantities that have different units of measure.
quantity
An amount that can be counted or measured.
proportion
An equation which states that two ratios are equal.
ratio
Compares quantities that share a fixed, multiplicative relationship.
5/3
Hippos sometimes get to eat pumpkins as a special treat. If 3 hippos eat 5 pumpkins, how many pumpkins per hippo is that?
unit ratio
Ratios written as some number to 1.
$2.75/person
What is the unit rate? $55 for 20 people
6 eggs/chicken
What is the unit rate? 120 eggs from 20 chickens
4 children/family
What is the unit rate? 56 children from 14 families
8 ounces for $0.89 is a better deal
Which is the better deal: 8 ounces of shampoo for $0.89 or 12 ounces for $1.47?