Equations with brackets Whiteboard exercise Play

Equations with brackets Student activity Play

Equations with two unknowns Student activity Play

Ethical problems arising from genetic modification of organisms Student activity Play

Ethical problems arising from genetic modification of organisms Whiteboard exercise Play

Example of solving a rational equation Animation Play

Example of solving a system of linear equations by elimination Animation Play

Example of solving a system of linear equations by substitution Animation Play

Example of solving a trigonometric equation Animation Play

Example of solving linear inequality with the parameter Animation Play

Examples of quadratic equations Whiteboard exercise Play

Examples of quadratic equations Student activity Play

Factorisation using the difference of squares – harder problems Student activity Play

Famous problems Student activity Play

Finding square roots – more difficult problems Student activity Play

Finding square roots – more difficult problems Whiteboard exercise Play

Forming and solving linear equations Student activity Play

Forming and solving linear equations Animation Play

Formulas Student activity Play

Fractions in the equations Animation Play

Fractions with denominators 10, 100, 1000, ... More difficult problems Student activity Play

Frequency density Student activity Play

From the formula to the equation Student activity Play

From the formula to the equation Whiteboard exercise Play

From the formula to the equation Whiteboard exercise Play