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Basic 9

Basic 9 Mathematics Notes

Open a topic to read the notes, copy the key parts into your notebook and do the exercises.

Term Preparation

  1. Preparing for the Term in MathematicsIn this topic you will prepare for the term by recalling key number skills, reviewing problem-solving strategies and planning how to use mathematics in project work.

Number and Numeration System

  1. Significant Figures, Decimal Places and Place Value ProblemsIn this topic you will express numbers to a given number of significant figures and decimal places, and use place value to solve real-life problems.
  2. The Rational Number System and SetsIn this topic you will solve problems on the relationship between members of the rational number system and apply the concept of sets to these numbers and to real-life problems.

Number Operations

  1. Multiplying and Dividing by Powers of 10 and the Commutative PropertyIn this topic you will multiply and divide numbers by powers of 10, including decimals and benchmark fractions, and determine the commutative properties of addition and multiplication.
  2. The Associative and Distributive PropertiesIn this topic you will use the associative property of addition and multiplication, apply the distributive property and combine these properties to solve problems.
  3. Word Problems with the Four OperationsIn this topic you will solve operations involving addition, subtraction, multiplication and division using word problems, and round your answers appropriately.

SURDS

  1. Surds and Their RulesIn this topic you will identify simple and compound surds, simplify them and explain the rules of surds.
  2. Simplifying and Approximating SurdsIn this topic you will simplify surd expressions, rationalise denominators and approximate the square roots of non-perfect squares using calculators and tables.

Fractions

  1. Reviewing Fractions, Decimals and PercentagesIn this topic you will review fractions and solve problems involving the basic operations on fractions, decimals and percentages.
  2. Order of Operations with Fractions, Decimals and PercentagesIn this topic you will add, subtract, multiply and divide fractions, decimals and percentages using the order of operations.

Term Project

  1. Term Project: Investigating with NumberIn this topic you will apply the term's learning through mathematical project work, using problem solving, reasoning, measurement, number and data skills.
  2. Term Project: Presenting and RevisingIn this topic you will present your mathematical project, evaluate your work and revise the term's topics in preparation for assessment.
Basic 9 Mathematics Notes for Students | sirbus