Thursday, February 9, 2012

Math Test Study Guide

Know how to multiply whole numbers and fractions.

3 X 3/5 = Know that this means 3 groups of 3/5's. Be able to draw it with fraction bars and change the product into simplest form or a mixed number.

Know how to multiply fractions times a fraction

1/2 X 1/4= Know that this means half OF 1/4. Know how to draw it with fraction bars and solve it.

A fraction times a mixed number.

Study from the Healthy Blueberry Muffins and Not So Chocolate Chip Cookies handouts I gave you in class.

Example: You need 2 1/3 cups of sugar to make one batch. What if you want to make 1/2 a batch.


Multiply a mixed number by a mixed number

The tile problem handout in class would be a good sheet to practice from.

Example: I want to tile a room that is 4 1/3 feet by 3 1/2 feet with one foot tiles. Exactly how many tiles do I need?

Division:

Know how to divide a whole number by a fraction.

3 divided by 1/2= (how many 1/2's fit into 3?)

Know how to divide a fraction by a fraction.

1/2 divided by 1/3=

Know how to divide two mixed numbers.


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