Chapter 18:
1. What is a ratio and a proportion? How do these relate to proportional reasoning?
Ratio: a number that relates two quantities or measures within a given situation in a
multiplicative relationship (in contrast to a difference or additive rela

Jacqueline
Kelsey
Mike
Maggie
WTL 2.
With the equation 6 + 8, a student may use one of the three strategies:
1. Using 5 as an anchor: A student can recall number relationships with this strategy.
6 is 5 + 1 and 8 is 5 + 3. With this, a student can look at

Homework 2
Jacqueline Zientara
Kelsey Kacz
Maggie Green
Mike DeLand
WTL:
2) Learning through tasks or problems of mathematics is described as an activity for
which the student has no previous rules or methods to refer to when trying to
solve the problem.