The Notes are designed to teach the concept while following an example problem about hair growth on a cartoon Einstein. They point out important items, give background information, and add a few extra details when needed. They are easy to follow and strive to not overwhelm and struggling student.
The two assignments have the students create a table from a variety of proportional representations and write a proportional equation from the information in a table.
Identifying the input and output values
Finding the constant of proportionality
Determining whether or not the relationship represented in table is proportional or not
k = y/x
y = kx
Both horizontal and vertical aligned tables