Part 3: An Expression Simplifier ¶ In a file named simplify.scm, create a function called (simplify expr) that returns, if possible, a simplified version of expr. To simplify an expression, repeatedly ...

Learn the meaning of like and unlike terms and simplify algebraic expressions by collecting like terms with this BBC Bitesize Maths article. For students between the ages of 11 and 14.

Algebraic expressions in fraction form are rational. Methods of adding, subtracting, multiplying and dividing fractions plus expanding and factorising can be used to simplify rational expressions.