It’s the cry-baby formula. Tired of receiving death stares — or even tongue-lashings — from fellow flyers over your crying baby? Not to fear: A UK mathematician has devised a scientific equation that ...

How many invitees guarantee at least a certain number all know each other? Formula is first major improvement since 1935. If you invite six people to a party, either at least three of them will all ...

The questions in this quiz are suitable for GCSE maths students studying formulae, substitution, creating formulae, changing the subject of a formula, rearranging formulae - higher and function ...

To change the subject of a formula the terms are rearranged following the general rule, change side, change operation. Practice changing the subject of a formula ahead of your National 5 Maths exam ...