Writing proportions

The topic  appears under the 7th Grade Math Mission. This exercise determines if students are able to correctly interpret a word problem into an appropriate proportion question.

Types of Problems
There is one type of problem in this exercise:


 * 1) Select correct proportion: This problem provides a situation where the reader is expected to find the correct answer by setting up an appropriate proportion. There are several proportions provided and the student is expected to select the proportion that will work.Wp1.png

Strategies
Cross multiplication techniques can help to provide a student and advantage on this exercise, but should not necessarily be considered vital.
 * 1) To ensure correctness, it is possible to find the correct answer and then solve each provide equation to find the one that works.
 * 2) This one problem can be done more quickly if the student is able to "match" the part to whole, as in a  standard proportion.