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 Maths - Year 9 Week commencing Population Topic Monday 12th April Foundation Find the mean, median, mode and range from a list of numbers Stem and leaf diagrams Higher Fractions Adding and subtracting fractions < 1 Adding mixed numbers Subtracting mixed numbers Mixed fraction addition and subtraction problems Multiplying a fraction by an integer Multiplying a fraction by a fraction Dividing a fraction by an integer Dividing a fraction by a fraction Monday 19th April Foundation Mean from a frequency table Mean from a grouped frequency table Interpret timetables and distance tables Higher Ratios Simplifying ratios Divide a quantity in a given ratio Find a part given a part Find the total or difference given a part Ratio and fractions Monday 26th April Foundation Design and interpret two-way tables Plot and interpret time-series graphs Draw and interpret pie charts Higher Ratio and proportion Compare the cost of two items using the unitary method Using direct proportion graphs Proportion problems Monday 3rd May Foundation Plot a scatter graph and describe correlation Identify and explain outliers from a scatter diagram Use a line of best fit on a scatter graph Draw and interpret a frequency tree Higher Percentages Increase and decrease an amount by a percentage Calculate percentage change Reverse percentages Simple interest Monday 10th May Foundation Equivalent Fractions Simplifying Fractions Higher FDP and recurring decimals Write a fraction as a recurring decimal using division Recurring decimals where one number repeats Recurring decimals where 2 or more numbers repeat Recurring decimals where one number after the decimal point is fixed and the others repeat Monday 17th May Foundation Comparing two fractions Ordering three or more fractions Adding and subtracting fractions < 1 Higher Angles properties of triangles and quadrilaterals Find missing angles in a triangle Find missing angles in a quadrilateral Find missing angles in a special quadrilateral Monday 24th May Foundation Adding mixed numbers Subtracting mixed numbers Mixed fraction addition and subtraction problems Higher Angles of a polygon Finding the sum of interior angles in a polygon Find the number of sides when given the sum of interior angles Find missing angles when two or more polygons are joined Find missing exterior angles Solve problems involving exterior angles Find missing exterior angles of polygons --------------------------------------------------- Half Term ------------------------------------------------ Monday 7th June Foundation Multiplying a fraction by an integer Multiplying a fraction by a fraction Dividing a fraction by an integer Dividing a fraction by a fraction Higher Pythagoras’ theorem Know and Understand Pythagoras' theorem Find the length of the hypotenuse Find the length of the shorter side Mixture of Finding a Missing Length Use Pythagoras' theorem to show that a triangle is right-angled Monday 14th June Foundation Fraction of an amount Increasing and decreasing by a fraction of an amount Higher Trigonometry  Know tangent, sine and cosine Use tangent to find a length Use sine and cosine to find a length Applying Trigonometry Solve basic trigonometry equations Use inverse functions to find an angle Solve problems mixing angles and sides Know the trigonometry ratios for 0°, 30°, 45°, 60° and 90° Substitute the exact values to find a missing length Monday 21st June Foundation Find the whole when given a fraction of an amount Application of fraction of an amount skills Simple percentages without a calculator Higher Linear graphs Find the gradient of a line Find the equation of a straight line using y=mx+c Find the intercept and gradient from a line given in any form Using gradient to solve problems with parallel lines Monday 28th June Foundation Decimal multiplier method to find percentages of an amount Fractions greater than 1 and percentages above 100% Express one number as a fraction or percentage of another without a calculator Higher Distance-time and velocity-time graphs Distance-time graphs Calculate speed from distance time-graphs Velocity-time graphs Acceleration from a velocity-time graph Monday 5th July Foundation Increase and Decrease an Amount by a Percentage Calculate Percentage Change Reverse Percentages Simple Interest Higher Real life graphs and proportion  Interpret gradient and intercept on real life graphs Monday 12th July Foundation Repeated percentage increase Repeated percentage decrease Higher Line segments and parallel/perpendicular lines Write the equation of a straight line if parallel to a line and passing through (0,n) Write the equation of a straight line if parallel to a line and passing through any point Find the equation of a straight line through two given points Use Pythagoras’ theorem to find the length of a line segment Monday 19th July Foundation Repeated percentage increase and decrease Solve problems with repeated percentage change Change percentages to fractions and decimals Higher Quadratic, cubic and reciprocal graphs  Plot simple quadratic equations Plot other quadratic equations Solving Quadratic Equations Graphically Draw graphs of simple cubic functions using a table of values Interpret graphs of simple cubic functions, including finding solutions to cubic equations Recognise, draw, sketch and interpret graphs of the reciprocal function y = 1/x --------------------------------------------------- Summer Holidays ------------------------------------------------

 Maths Contacts Miss Davis davish@wscampus.net Mr Hall hallm@wscampus.net Mr Hedjazi hedjazia@wscampus.net Mr Johnstone johnstoned@wscampus.net Miss Makey makeyn@wscampus.net Miss Riley rileyt@wscampus.net

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