Percentage Change -<br /> A PowerPoint lesson on calculating percentage increase or decrease of an amount, calculating the original price given the percentage change and sale price and vice versa. It also includes calculating the percentage change given the amount and applying the skills to solving problems on VAT and compound interest. Hope you would find it useful.

<p>This lesson will look at finding a number, given the percentage of that number and the answer, calculating the original amount, given percentage increase or decrease and the new amount and calculating the original amount, given percentage increase and decrease as well as new amount.</p>

<p>This lesson seeks to look at; expanding double brackets that involve only positive terms, expanding double brackets that involve positive and negative terms, expanding double brackets where the co-efficient of the variable is greater than 1 and expanding three brackets.</p>

<p>This lesson seeks to address these areas;<br /> To solve quadratic equation in the form: y²+ 4y -12 = 0<br /> To solve quadratic equation in the form: 4x² - 36 = 0<br /> To solve quadratic equation in the form: 2x²+ 5x + 2 = 0<br /> To solve quadratic equation by rearranging first and solving worded problem on quadratic equation.</p>

<p>This lesson seeks to address these areas;<br /> To factorise quadratic expression in the form: y²+ 4y -12<br /> To factorise quadratic expression in the form: 4x² - 36<br /> To factorise quadratic expression in the form: 2x²+ 5x + 2<br /> To factorise quadratic expression by rearranging first and then factorise.</p>

<p>This lesson will look at solving one and two step equations, solving equations with brackets, solving equations with unknown on both sides and solving worded problems on linear equations.</p>

<p>This lesson will look at the nth term of a linear sequence, the nth term of a quadratic sequence, finding the first five terms of a sequence using the nth term and solving worded problems and examination questions on the nth term of a linear and quadratic sequence.</p>