The Mathematics exam is one of the core exams on the horizon is just over a week’s time. Your Homework book and Alpha textbook exercises will help you to revise along with these useful websites:

• http://www.transum.org/software/Transum_Topics.asp

• http://nz.ixl.com/math/year-9

• http://www.bbc.co.uk/bitesize/ks3/maths/

• http://www.mathsisfun.com

• http://www.mathscentre.co.nz/Homework-Sheets/

• http://interactivesites.weebly.com/math.html

• https://www.khanacademy.org/

The exam will contain the following topics:

**Number**

- Converting between decimals, fractions and percentages
- Place Value
- Ordering decimals
- Positive and negative number calculations
- +-x÷ with decimals
- Fractions of amounts
- Percentage of an amount
- Problem solving

**Algebra**

- Substitution
- Writing equations
- Solving equations
- Simplifying expressions
- Expanding brackets
- Factorising
- Writing the next term in a sequence
- Plotting values into a graph
- Writing equations of straight line graphs
- Co-ordinates

**Measurement**

- Perimeter
- Area (rectangles, triangles, trapezium)
- Reading scales
- Suggesting appropriate units for metric measures
- Calculations involving time
- Converting between metric units
- Volume of a cuboid

**Geometry**

- Lines of symmetry
- Rotational symmetry
- Drawing transformations
- Describing transformations
- Compass directions and basic map reading
- Types of angles (acute, obtuse, reflex, right)
- Angle reasoning (straight line, triangle, vertically opposite, co-interior, corresponding, right)

**Statistics**

- Interpreting graphs (pie charts, barcharts)
- Statistical calculations (mode, median, mean, range)
- Misleading graphs

**Probability**

- Tree diagrams
- Two way tables
- Calculating probabilities.

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