Coordinates of points on the number line Student activity Play

Cubes of numbers Animation Play

Cyclic numbers Animation Play

Dealing with very large and very small numbers Animation Play

Delicious meringues Whiteboard exercise Play

Determination of numbers of cells Student activity Play

Determination of numbers of cells Whiteboard exercise Play

Difference of squares Student activity Play

Different questions about the same operation Whiteboard exercise Play

Different questions about the same operation. How many times more? How many times less? Student activity Play

Different questions about the same operation. How much more? How much less? Student activity Play

Dividing natural numbers Student activity Play

Dividing negative numbers Whiteboard exercise Play

Dividing numbers in standard index form Animation Play

Dividing powers of 10 Student activity Play

Division involving irrational numbers Whiteboard exercise Play

Division involving irrational numbers Student activity Play

Division of rational numbers Whiteboard exercise Play

Division of rational numbers Student activity Play

Division with remainder – positive numbers Whiteboard exercise Play

Do you remember the multiplication table? Whiteboard exercise Play

Do you remember the multiplication table? Student activity Play

Encoding numbers Student activity Play

Equal numbers Whiteboard exercise Play

Equal numbers – wrong steps in proof Whiteboard exercise Play