The temperature in London is t t\,t degrees. The temperature in Cairo is 18 degrees warmer than London. The temperature in Oslo is 22 degrees colder than London.
Write an expression for the temperature in Cairo.
Write an expression for the temperature in Oslo.
Write an expression for the sum of the temperatures in London, Cairo and Oslo.
64 exam-style questions on WJEC GCSE Maths Writing an Expression. Each one has a worked solution and a mark scheme showing where the marks go.