Matching Pairs Algebraic expressionsOnline version Definitions related to algebraic expressions by Eulalia West 1 The product of numbers and letters 2 Monomials that have the same variables raised to the same exponents 3 The first term squared plus the second term squared plus twice the product of the first term and the second term 4 The highest degree of the monomials in a polynomial 5 The addition of several monomials 6 The addition of the exponents of the variables in a monomial 7 The difference between the squares of the terms 8 A letter in an algebraic expression 9 A mathematical expression formed by letters, numbers and operations between letters and numbers. 10 The first term squared plus the second term squared minus twice the product of the first term and the second term 11 The number multiplying the letters in a monomial 12 The addition of two monomials Degree of a monomial Addition times subtraction Degree of a polynomial Polynomial Binomial Algebraic expression Square of an addition Square of a subtraction Like monomials Coefficient Variable Monomial