Rational numbers included between the given numbers Whiteboard exercise Play

Rational numbers on the number line Animation Play

Rational numbers on the number line – proof of existence Animation Play

Rational or irrational? Whiteboard exercise Play

Rationalising the denominator Student activity Play

Reabsorption and tubular secretion Student activity Play

Reading from graphs Whiteboard exercise Play

Reading from graphs Student activity Play

Reading from graphs Student activity Play

Reading from the graph of the cosine function Student activity Play

Reading graphs of linear functions Whiteboard presentation Play

Reading graphs of linear functions Class activity Play

Reading intervals of monotonicity from the graph Whiteboard exercise Play

Reading intervals of monotonicity from the graph Student activity Play

Reading out from the graph the  x- and  y-intercepts of a linear function Simulation Play

Reading the formula from the graph Student activity Play

Reading the formula from the graph of a cosine-like function Whiteboard exercise Play

Reading the formula from the graph of a sine-like function Whiteboard exercise Play

Reading the solutions of the inequality from the graph Whiteboard exercise Play

Recover the function Student activity Play

Recover the function using a gradient and a tangent Whiteboard exercise Play

Recover the function using a tangent Whiteboard exercise Play

Recurring quotient Student activity Play

Reduction formulas due to periodicity Student activity Play

Reduction formulas due to periodicity Whiteboard exercise Play