Math Homework Tip for Week of August 26, 2013

Adding and Subtracting Decimals-When adding and subtracting decimals make sure to line up the decimals points before adding or subtracting and then just bring down the decimal point into the answer.

For example: 2.567
+ 21.3__
23.867

Algebraic Expressions- An algebraic expression is a mathematical phrase that includes at least one variable. A variable is a letter or symbol that stands for one or more numbers. Students will be asked to write algebraic expression for word expressions.

For example: 11 more than e is 11 + e.

Identify Parts of Expressions- In this lesson, students will be asked to identify parts of an expression.

For example: 5m + 2n
The expression is the sum of 2 terms. The first term is the product of 5 and m. The second term is the product of 2 and n. Word expression: the sum of 5 times m and 2 times n.

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