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3-Sep-15Compiled by Mr. Lafferty Maths Dept. Fractions www.mathsrevision.com Simplifying Fractions Fractions of a quantity Finding a Percentage (Calculator) Finding (Simple) Percentages Percentages More Simple Percentages MNU 2-07a MNU 2-07b
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3-Sep-15Compiled by Mr. Lafferty Maths Dept. Starter Questions www.mathsrevision.com X MNU 2-07a MNU 2-07b
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3-Sep-15Compiled by Mr. Lafferty Maths Dept. Fractions www.mathsrevision.com Learning Intention Success Criteria 1.To know what the terms fraction. 1.To understand the term Fraction and be able to simplify fraction. 2.Be able to simply fractions. MNU 2-07a MNU 2-07b
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3-Sep-15Compiled by Mr. Lafferty Maths Dept. www.mathsrevision.com A Fraction consists of 2 parts. 3 5 Top number is called the numerator Bottom number is called the denominatorFractions MNU 2-07a MNU 2-07b
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3-Sep-15Compiled by Mr. Lafferty Maths Dept. www.mathsrevision.com Write down the fraction that is shaded in light blue. Fractions MNU 2-07a MNU 2-07b
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3-Sep-15Compiled by Mr. Lafferty Maths Dept. www.mathsrevision.com It is possible to find a fraction equivalent to any fraction that you have by multiplying the numerator and the denominator by any number. Find a fraction equivalent to : x3 x3 x2 x2 Fractions MNU 2-07a MNU 2-07b
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3-Sep-15Compiled by Mr. Lafferty Maths Dept. www.mathsrevision.com We can sometimes simplify a fraction by finding a HCF between the numerator and denominator. Simplify the fractions below : ÷2 ÷2 ÷ 3 ÷3 Fractions MNU 2-07a MNU 2-07b
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3-Sep-15Compiled by Mr. Lafferty Maths Dept. Now try Exercise 1 Ch6 Q8 (page 69) www.mathsrevision.com Fractions MNU 2-07a MNU 2-07b
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3-Sep-15Compiled by Mr. Lafferty Maths Dept. Starter Questions www.mathsrevision.com 5cm 7cm MNU 2-07a MNU 2-07b
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3-Sep-15Compiled by Mr. Lafferty Maths Dept. Fractions of a quantity www.mathsrevision.com Learning Intention Success Criteria 1.To know the 2 step for finding a fraction of a quantity. 1.To explain the 2 step process of finding a fraction of a quantity. 2.Be able to calculate the fraction of a quantity. MNU 2-07a MNU 2-07b
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3-Sep-15Compiled by Mr. Lafferty Maths Dept. www.mathsrevision.com Q. Do the calculations below. Fractions of a quantity of 120 Simply divide by the bottom number MNU 2-07a MNU 2-07b
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3-Sep-15Compiled by Mr. Lafferty Maths Dept. www.mathsrevision.com Q. Do the calculation below. Fractions of a quantity of 24 Simply divide by the bottom number Then multiply the answer by the top number Step 1:Step 2: MNU 2-07a MNU 2-07b
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3-Sep-15Compiled by Mr. Lafferty Maths Dept. www.mathsrevision.com Q. Do the calculation below. Fractions of a quantity of 360 Simply divide by the bottom number Then multiply the answer by the top number Step 1:Step 2: MNU 2-07a MNU 2-07b
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3-Sep-15Compiled by Mr. Lafferty Maths Dept. Now try Exercise 2 Ch6 Q3, 4, 5 (page 70) www.mathsrevision.com Fractions of a quantity MNU 2-07a MNU 2-07b
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3-Sep-15Compiled by Mr. Lafferty Maths Dept. Starter Questions www.mathsrevision.com MNU 2-07a MNU 2-07b
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3-Sep-15Compiled by Mr. Lafferty Maths Dept. Percentages www.mathsrevision.com Learning Intention Success Criteria 1.To understand the term percentage. 1.To explain what the term percentage means and how it is connected to a fraction and a decimal. 2.Understand connection between percentage, fraction and decimal. 3.Find a percentage of a quantity. MNU 2-07a MNU 2-07b
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3-Sep-15Compiled by Mr. Lafferty Maths Dept. www.mathsrevision.com Percentages When a shape is divided into 100 ‘bits’ each bit is called “ 1 percent” 31 % means 7 % means 31 out of a 100 7 out of a 100 MNU 2-07a MNU 2-07b
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3-Sep-15Compiled by Mr. Lafferty Maths Dept. www.mathsrevision.com Q. Write down the following as a fraction and a decimal. 27% 2% 15% Percentages MNU 2-07a MNU 2-07b
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3-Sep-15Compiled by Mr. Lafferty Maths Dept. www.mathsrevision.com Q. Change the fractions to percentages Simply do the division then multiply by 100 Step 1: Step 2: Percentages Step 1: Step 2: MNU 2-07a MNU 2-07b
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3-Sep-15Compiled by Mr. Lafferty Maths Dept. www.mathsrevision.com Q. Paul scored 24 out of 30 in English and 36 out of 40 in Maths. Find percentage of each and say which he is best at? Simply do the division then multiply by 100 Step 1: Step 2: Percentages Step 1: Step 2: Maths MNU 2-07a MNU 2-07b
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3-Sep-15Compiled by Mr. Lafferty Maths Dept. Now try Exercise 3 Ch6 (page 71 Q4, 5) www.mathsrevision.com Percentages MNU 2-07a MNU 2-07b
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3-Sep-15Compiled by Mr. Lafferty Maths Dept. Starter Questions www.mathsrevision.com MNU 2-07a MNU 2-07b
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3-Sep-15Compiled by Mr. Lafferty Maths Dept. www.mathsrevision.com Learning Intention Success Criteria 1.Use a calculator to calculator. 1.To understand how to calculate a percentage using a calculator. 2.Show all working. Percentages (Calculator) MNU 2-07a MNU 2-07b
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3-Sep-15Compiled by Mr. Lafferty Maths Dept. Remember money 2 decimal places www.mathsrevision.com Q. Find 17% of £450 Percentages = £76.50 of means times Calculator Keys 1 1 x 4 = 76.5 7 0 0 5 0 MNU 2-07a MNU 2-07b
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3-Sep-15Compiled by Mr. Lafferty Maths Dept. Remember money 2 decimal places www.mathsrevision.com Q. Find 4% of £70 Percentages = £2.80 of means times Calculator Keys 1 x 7 = 2.8 4 0 0 0 MNU 2-07a MNU 2-07b
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3-Sep-15Compiled by Mr. Lafferty Maths Dept. Now try Exercise 4 Ch6 (page 72) First Column ONLY www.mathsrevision.com Percentages MNU 2-07a MNU 2-07b
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3-Sep-15Compiled by Mr. Lafferty Maths Dept. Starter Questions www.mathsrevision.com MNU 2-07a MNU 2-07b
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3-Sep-15Compiled by Mr. Lafferty Maths Dept. Simple Percentages www.mathsrevision.com Learning Intention Success Criteria 1.To know the simple percentages. 1.To explain some simple percentages. 2.Calculate simple percentage without a calculator. MNU 2-07a MNU 2-07b
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3-Sep-15Compiled by Mr. Lafferty Maths Dept. www.mathsrevision.com Copy down and learn the following basic percentages Simple Percentages MNU 2-07a MNU 2-07b
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3-Sep-15Compiled by Mr. Lafferty Maths Dept. www.mathsrevision.com Q. Find 25% of £40 Percentages MNU 2-07a MNU 2-07b
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3-Sep-15Compiled by Mr. Lafferty Maths Dept. www.mathsrevision.com Q. Find 5% of £300 Percentages MNU 2-07a MNU 2-07b
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3-Sep-15Compiled by Mr. Lafferty Maths Dept. Now try Exercise 5 Ch6 (page 74) Columns ONLY www.mathsrevision.com Simple Percentages MNU 2-07a MNU 2-07b
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3-Sep-15Compiled by Mr. Lafferty Maths Dept. Starter Questions www.mathsrevision.com MNU 2-07a MNU 2-07b
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3-Sep-15Compiled by Mr. Lafferty Maths Dept. Simple Percentages www.mathsrevision.com Learning Intention Success Criteria 1.To know the basic percentages. 1.To explain some more basic percentages. 2.Calculate basic percentage without a calculator. MNU 2-07a MNU 2-07b
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3-Sep-15Compiled by Mr. Lafferty Maths Dept. www.mathsrevision.com Copy down and learn the following basic percentages Simple Percentages MNU 2-07a MNU 2-07b
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3-Sep-15Compiled by Mr. Lafferty Maths Dept. www.mathsrevision.com Q. Find 30% of £40 Percentages MNU 2-07a MNU 2-07b
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3-Sep-15Compiled by Mr. Lafferty Maths Dept. www.mathsrevision.com Q. Find 75% of £600 Percentages MNU 2-07a MNU 2-07b
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3-Sep-15Compiled by Mr. Lafferty Maths Dept. Now try Exercise 6 Ch6 (page 76) Columns ONLY www.mathsrevision.com Simple Percentages MNU 2-07a MNU 2-07b
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