## Algebra

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### A1.1 Algebraic operations

Introducing the basic skills for addition, subtraction, multiplication and division of algebraic expressions.

### A1.3 Removing brackets

Brackets are a common part of mathematical equations. They are used to express mathematical formulae. This module explains how to remove brackets.

### A1.4 Algebraic fractions: Addition and subtraction

Learn how to use addition and subtraction for fractions involving pro-numerals and variables.

### A1.5 Algebraic fractions: Multiplication and division

In this module we cover the multiplication and division of fractions containing algebraic terms involving pro-numerals and variables.

### A2.1 Rearranging formulae

Rearranging formulas, also called transposition of formulas, is a necessary skill for most courses. This module provides essential skills in manipulating formulas.

### A2.2 Rearranging formulas: Brackets and fractions

Learn how to manipulate or rearrange formulas that involve fractions and brackets.

### A2.3 Transposition of formulas with challenges

Here we demonstrate manipulating or rearranging complex formulas. Includes overviews and practice questions.