Monday, September 6, 2010

9/3/10 Week in Review

What another great week we had in the classroom!
Let's remember what we did:
Monday and Tuesday we took a benchmark to let me know what y'all already know so I don't waste time teaching you things you already know.
Wednesday through Friday we spent more time converting and ordering RATIONAL numbers.
A rational number is a number that can be written as a RATIO of 2 integers. Integers are the positive and negative whole numbers. We did a concept map in class to discuss rational numbers.

We split up into rational families which were simply families of rational numbers that are EQUIVALENT. Equivalent means for 2 or more things to be equal. One example of a rational family is; 1/4, .25, 25%
Then we ordered these families on our number line. We also introduced negative numbers in this activity. Which is the smaller value, -.5 or -.4? It is -.5 because it is further away from 0. Would you rather have $.50 taken from you or $.40 taken from you? You would rather $.40 because that would leave you with the MOST money so it is a GREATER value. Don't forget the symbols we use to compare numbers: <, >, = less than, greater than, equal to

This next week we will be talking about IRRATIONAL numbers. This will lead us to talking about squaring numbers and taking the square root of numbers. On Wednesday you will be taking a benchmark that will test what you know and learned about converting and comparing rational numbers. I recommend looking over both week in reviews. If you have questions please ASK ASK ASK ASK.

Here's to another great week of learning!
Ms. Ray

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