S1_Level_E_Ch8_Algebra - 13 Feb 2012 13 Feb 2012 Created by...

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Unformatted text preview: 13 Feb 2012 13 Feb 2012 Created by Mr.Lafferty Maths Dept Created by Mr.Lafferty Maths Dept Algebra Algebra Tidying up terms Number Machine Solving Simple Equations www.mathsrevision.com Working with Expressions Understanding Inequalities Solving Harder Equations Solving Simple Inequalities Level E 13 Feb 2012 13 Feb 2012 Created by Mr.Lafferty Maths Dept Created by Mr.Lafferty Maths Dept Starter Questions Starter Questions www.mathsrevision.com Level E 2 6 6 % o f 2 7 0 3 Q1. Calculate Q2. Convert 60% to fraction and simplify. Q3. Convert Q4. What is the time difference 09:28 and 10:50 4 5 to a percentage. Q5. The answer to the question is 90. What is the question. 13 Feb 2012 13 Feb 2012 Created by Mr.Lafferty Maths Dept Created by Mr.Lafferty Maths Dept Aim of the Lesson Aim of the Lesson www.mathsrevision.com Level E 1. Tidying up expressions. 2. Show steps when tidying up. a+2b+3a+b Tidying Terms 13 Feb 2012 13 Feb 2012 Created by Mr.Lafferty Maths Dept Created by Mr.Lafferty Maths Dept www.mathsrevision.com Level E First Row : + + = 2c c 4c + + = 7c 2nd Row : + + = 2d 2d 3d + + = 7d Tidying Terms 13 Feb 2012 13 Feb 2012 Created by Mr.Lafferty Maths Dept Created by Mr.Lafferty Maths Dept www.mathsrevision.com Level E 3rd Row : + + = 3f f 2f + + = 6f In Total we have 7c + 7d + 6f CANNOT TIDY UP ANYMORE WE CAN ONLY TIDY UP LIKE TERMS Tidying Terms 13 Feb 2012 13 Feb 2012 Created by Mr.Lafferty Maths Dept Created by Mr.Lafferty Maths Dept Tidying Terms www.mathsrevision.com Level E WE CAN ONLY TIDY UP LIKE TERMS Tidy up the following: Q1. 2x + 4x + 5y -3y + 18 = Q2. 4a + 3b + 5a + 6 b = 6x + 2y + 18 9a + 2b + 6 13 Feb 2012 13 Feb 2012 Created by Mr.Lafferty Maths Dept Created by Mr.Lafferty Maths Dept www.mathsrevision.com Level E Your turn ! Page 46 Exercise 1 Q1 and Q2 Tidying Terms 13 Feb 2012 13 Feb 2012 Created by Mr.Lafferty Maths Dept Created by Mr.Lafferty Maths Dept Starter Questions Starter Questions www.mathsrevision.com Level E 2 y+3 x +4 x +10 Q1. Tidy up the expression Q2. Calculate Q3. Round to 1 decimal place. Q4. 12.5 % as a fraction 2 of 8 4 3 (a) 2.34 (b) 10.25 (c) 3.23 13 Feb 2012 13 Feb 2012 Created by Mr.Lafferty Maths Dept Created by Mr.Lafferty Maths Dept Aim of the Lesson Aim of the Lesson www.mathsrevision.com Level E 1. To build simple expressions. 2. To UNDO simple expressions. Number Machine Number Machine 13 Feb 2012 13 Feb 2012 Created by Mr.Lafferty Maths Dept Created by Mr.Lafferty Maths Dept www.mathsrevision.com Level E To build an expression from the number machine simply follow the rules given: a Mult iply By 4 4 a+1 Ad d 1 4a 7m 7 Mult iply By m 7 m-2 S ub t r ac t 2 Number Machine Number Machine 13 Feb 2012...
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This note was uploaded on 02/13/2012 for the course MATH 116 200 taught by Professor Janet during the Spring '11 term at University of Phoenix.

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S1_Level_E_Ch8_Algebra - 13 Feb 2012 13 Feb 2012 Created by...

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