Division is normally represented by the symbol ‘÷’. Division is the opposite of multiplication. Why not see how much you know about this topic already? Then work through the page and see if ...

Today, this iconic structure is a symbol of peace and unity, and remains a popular and venerated visitor attraction. So, what else has this gate gone through in its 230-plus year history?

together with William Oughtred's “Trigonometria” of 1657. Beman inquires whether this symbol for geometric ratio has a still earlier date.