Two Term Ratio - compares two quantities measured in the same unit.
Example - White Cookies: Blue Cookies
Three Term Ratio - compares three quantites measured in the same unit.
Example : White Cookies: Blue Cookies: Pink Cookies
Part to Part Ratio - compares different parts of the group to the whole group.
Example: White Cookies:Yellow Cookies
Part to Whole ratio - compares one part of a group to the whole group. It can be written in a decimal, fraction and percent.
Example: Purple Cookies : Total Cookies 8:21
Rate- compares two quantites measured in different units
Unit rate- a rate in which the second term is 1
Unit price - a rate used when shopping
Proportional Reasoning :
Proportional Reasoning - a relationship that says that two ratios and two rates are equal. It can be written in a fraction form.
The video, my partner Jocelle and I decided to re-write is about Ernie helping Cookiebunny count his cookies for Easter.
I apologize in advance. After uploading our video, my partner and I couldn't find our video. I don't know where in the world it is now :'(