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There are a few different ways to solve quadratics: factorising, using the quadratic formula or by completing the square. In this video we look at solving by factorising.

This YouTube video describes  what recurring decimals are, and how to write them as fractions.

This video explains about coefficient, constant, variable and exponents. Useful for introductions to the topic and/or extension work. 

This is a document from Fuseschool- global education which simplifies the study of recurring decimals in a simple step.

Using a Venn Diagram, students identify similarities and differences between two things by listing certain features in a chart containing overlapping circles. Venn Diagrams can be used to summarize, compare, or comprehend information.

This YouTube video explores the concepts of approximations and estimations.

This online activity is a math game on rounding numbers. 

This is an online activity that provides you with various exercises on rounding whole numbers.

Video 1: Finding percentages with a double number line
Video 2: Finding the whole with a tape diagram
Online activity: Find percents visually

Video 1: The meaning of percent
Video 2: Meaning of 109%
Online activity 1: Percents
Video 3: Percents from fraction models 
Online activity 2: Percents from fraction models