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ORACABESSA HIGH SCHOOL
MATHEMATICS 7-1 &7-2
TOPIC : Algebra
Ms. K. Fender & Ms. M. McNaught
Please submit all activities to the following email addresses:
Ms. Fender: [email protected]
Ms. McNaught: [email protected]
Objectives
1. Formulate rules from their knowledge of arithmetic properties.2. Define and identify variables, terms, constant, coefficient, expression and operators.3. Simplify algebraic expressions by grouping like terms
Algebra is an area of mathematics where numbers and quantities called variables are represented by letters and symbols in expressions and equations.
TERMS USED IN ALGEBRA
EXPRESSIONS
IDENTIFYING PARTS OF AN EXPRESSION
WRITING ALGEBRAIC EXPRESSIONS
PLEASE WATCH VIDEO https://youtu.be/o_4MV5Tz7r4
Key words that are used to describe the four operations: add, subtract, multiply and divide.
EVALUATING ALGEBRAIC EXPRESSIONS
To evaluate an algebraic expression you replace each variable with its numerical value, then use the order of operation to simplify (solve).
