2 term ratio: Compares 2 quantities measured in the same units.
3 term ratio: Compares 3 quantities measured in the same units.
Part to part ratio: Compares different parts of the group to each other.
Part to whole ratio: Compares 1 part of the group to the whole group.
Rate:Compares two quantities measured in different units.
Example: 72 beats/ min
Unit rate: A rate in which the send term is 1.
Example: 20 km an hour
Unit price: A unit used when shopping, often shown per 100g or per 100ml, makes it easier for shoppers to compare costs of similar items.
Proportional Reasoning:A relationship that says two ratios or two rates are equal, can be written in fraction form.
Example: 10 erasers cost $2, how much will 20 erasers cost?
Here is a link to the video that we chose to do, its about the letter R.
Here is our remake of the video