# Maths Year 9

### 2019-2020

# Welcome to Year 9 Mathematics!!!

Dear Students,

Welcome back to school! We hope you have had a lovely summer holiday and have prepared yourselves for the new academic session.

Your year 9 math teachers this year are Mr. Tarek, Ms. Marisol and Ms. Gloria. We look forward to a great time of learning with you all and wish you a super-successful amazing year!

# Term 2

# Curriculum Guide

# Standards covered in Term 2

**Gs7:** Know and use Pythagorasâ€™ theorem to solve two-dimensional problems involving right-angled triangles.

**Ae2/3:** Construct algebraic expressions and apply the index laws for multiplication and division to simple algebraic expressions.

**Ae7:** Substitute positive and negative numbers into expressions and formulae.

**Ae6:** Derive formulae and change the subject; use formulae from mathematics and other subjects.

**Ae4:** Factorise or transform algebraic expressions by taking out single-term common factors.

**Ae5: **Add and subtract simple algebraic fractions.

**Ae10:** Expand the product of two linear expressions and simplify the corresponding quadratic expression.

**Dp1:** Calculate statistics and select those most appropriate to the problem.

**Nf4:** Recognise when fractions or percentages are needed to compare different quantities.

**Nf3: **Solve problems involving percentage changes, including simple problems involving personal or household finance, e.g. simple interest, discount, profit, loss and tax,