S4_General_Integers_TJ_Chapter1

S4_General_Integers_TJ_Chapter1 - 13 Feb 2012 13 Feb 2012...

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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 Integers Positive and Negative Add /Sub using Thermometer Integers Integers www.mathsrevision.com Add / Sub Integers Mathematicall Negative Coordinate Grid S4 Multiplying & dividing Integers 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 S4 10 % o f 2 7 0 Q1. Calculate Q2. How many euros do I get for 20 if exchange rate is 1 1.5 Q3. What is the time difference 09:28 and 10:50 Q4. 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 www.mathsrevision.com Learning Intention Learning Intention Success Criteria Success Criteria 1. 1. To be able to do add and subtract To be able to do add and subtract both positive and negative integers both positive and negative integers using a thermometer. using a thermometer. 1. To understand how to add positive and negative numbers using the thermometer as an aid. Integers Integers S4 13 Feb 2012 13 Feb 2012 Created by Mr. Lafferty Maths Dept Created by Mr. Lafferty Maths Dept www.mathsrevision.com Integers Integers S4 Definition : An INTEGER is a negative or positive whole number, including 0. e.g.-2, -1, 0, 5, 100 Note : -2.5, -1.2, 23.5 Are NOT INTEGERS Ex1 Page 16 Round Class Interpreting negative numbers Write down 3 places where negative numbers are used 13 Feb 2012 13 Feb 2012 Created by Mr. Lafferty Maths Dept Created by Mr. Lafferty Maths Dept Integers www.mathsrevision.com S4 2 8 24 22 20 14 18 16 12 10 6 4-2-8-24-22-20-14-18-16-12-10-6-4 (a) 4 o C up from 12 o C (b) 8 o C down from 10 o C (c) 3...
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S4_General_Integers_TJ_Chapter1 - 13 Feb 2012 13 Feb 2012...

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