Thursday, September 24, 2015

Top 8 Strategy (2) Comparison Matrix

Here's another strategy that will help your ESL students, too.
Most kids need to see words and a picture.  So, use something that links the words or skill with a picture.  This won't even take 30 minutes of instruction.


The table shows a table called Comparison Matrix.  A Comparison Matrix is a tool used to commonly used as a Graphic Organizer for comparison.  It will illustrate a more detailed approach to comparison than a Venn Diagram in that it poses the student to find characteristics to compare.  Teachers use slightly more detailed directions for students when they use the comparison matrix.  See below



The great thing about using the Comparison Matrix is in the long run, it will help your students when you guys get into Word Problems.  The key words like increased, decreased, added, less than, or more than, etc. are words used to solve word problems, as well as simple equations and inequalities.

When to Use:  The best way to get the full benefits from the Comparison Matrix is to use at the beginning of a lesson, or big ideas.  For example, even with 9th graders, this tool is useful at the beginning of the semester as a reminder of how to use the symbols and words related to the mathematical term.  See completed example below. 

How Does it Work:  Students use this tool as a way to help remember how to use mathematical terms and symbols.  This is an easy way to quickly link the symbol to meanings and methods.  Students are to fill the table in (probably with a partner).  If I were to edit anything on the table, I would delete the Relationships box and only use symbols, related vocabulary and methods.  The latter are more useful when attempting to get students to drill into what they've been using for years.


Mathematics

Addition
Subtraction
Multiplication
Division
Symbols
+
-
* or ()
/ or
Related Vocab
Increased
Add or added
…more than
Decreased
Subtract or Subtracted
…less than
Times
Multiplied
Per
Each
Per
Divided

Methods
10 more than 8
5 decreased by 2
Pencils are $2 each, find the amount for 4 pencils
Todd jogged 70 miles this week.  Find out how much he jogged per day.


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