Decimals and fractions Whiteboard presentation Play

Delicious meringues Whiteboard exercise Play

Denominators of fractions extendable to the denominators 10, 100, 1000, ... Whiteboard exercise Play

Deriving the expression for equilibrium constant for ammonia synthesis reaction Animation Play

Difference of squares Student activity Play

Direct proportion Class activity Play

Direct proportion Whiteboard presentation Play

Dividing Whiteboard exercise Play

Dividing by a decimal Student activity Play

Dividing by a fraction Student activity Play

Dividing by a fraction Whiteboard exercise Play

Dividing common fractions and decimals Whiteboard exercise Play

Dividing common fractions and decimals Student activity Play

Dividing powers of 10 Student activity Play

Dividing powers with the same bases Student activity Play

Dividing powers with the same bases: the fractions and the decimals Whiteboard exercise Play

Dividing two bars of chocolate Animation Play

Division of rational numbers Student activity Play

Do you remember the multiplication table? Student activity Play

Do you remember the multiplication table? Whiteboard exercise Play

Egyptian notation Animation Play

Equation of a straight line Whiteboard exercise Play

Equivalent fractions Whiteboard exercise Play

Equivalent fractions Student activity Play

Equivalent fractions Student activity Play