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Year 9
Showing 1–16 of 139 results
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Year 9
Ages 14 - 16
Simplifying Algebraic Products
How to simplify algebraic products using the rules of indices.
Ages 14 - 16
Collecting Like Terms
How to simplify expressions by collecting like terms.
Ages 14 - 16
Expanding Quadratics
How to expand the product of two brackets and collect the like terms.
Ages 14 - 16
Factorising Expressions
How to factorise algebraic expressions using the highest common factor.
Ages 14 - 16
Factorising Quadratics
How to factorise quadratics in the form x2 + bx + c into two brackets.
Ages 14 - 16
Factorising Quadratics ax^2 + bx + c
Students learn how to factorise quadratic expressions in the form ax2 + bx + c
Ages 14 - 16
Substitution Into Algebraic Expressions
How to substitute values into algebraic expressions using the order of operations.
Ages 14 - 16
Mean Average from Discrete Data
Students learn how to calculate the mean average of discrete data.
Ages 14 - 16
Mean Average from a Frequency Table
How to calculate the mean average of discrete data from a frequency table.
Ages 14 - 16
Mean Average from Grouped Data
How to estimate the mean average from data in a grouped frequency table.
Ages 14 - 16
Median and Mode Averages
How to calculate the median and mode averages from data presented as a list.
Ages 14 - 16
Stem & Leaf Diagrams
How to read data and calculate averages from a stem and leaf diagram.
Ages 14 - 16
Using the Range
How to interpret dataset using averages and the range.
Ages 14 - 16
Designing Questionnaires
Students learn how to design a questionnaire without bias.
Ages 14 - 16
Stratified Sampling
Students learn how to work out a stratified sample.
Ages 14 - 16
Two-way Tables
Students learn how to design and interpret two-way tables.
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A research-backed case exploring why over-reliance on automated math homework platforms and repetitive worksheets lowers student expectations, and how departments can build genuine mathematical thinking.
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