10 Math Mrs Liadow

3A - Algebraic Expressions page 131 and 3B - Simplifying Algebraic Expressions

Substitute values into formulas to determine an unknown (ACMNA234)

Factorise algebraic expressions by taking out a common algebraic factor (ACMNA230)

Apply the four operations to simple algebraic fractions with numerical denominators (ACMNA232)

Simplify algebraic products and quotients using index laws (ACMNA231)

Topic Goals

By the end of this topic can you confidently

recall and use the names of the parts of an algebraic expression.
form algebraic expressions from simple word problems.
evaluate expressions by substituting given values.
identify like terms.
Recall that only like terms can be combined under addition and subtraction.
Simplify algebraic expressions using the four operations: +, −, × and ÷

Key terminology: Pronumeral, variable, Expression, Term, Constant, Coefficient

3A📘Fluency Exercise Page 134

All of questions 7 and 9

3B📘Fluency Exercise Page 138

First column 5,6,7 and 8

3B📘Problem solving set beginning on Page 140

Choose either question set 9 and 10 or 10-12

Mark your own work.

Answers are on pages 705/706. Check to make sure you have the answer correct or know why you got the question wrong.

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