## Mathematical Topics:

 Algebraic Expressions 1 Subject 1: Calculating expressions, simplifying like terms, multiplication of monomials, binomials and polynomials. Level 1 : Combine similar terms 3x - 7x Level 2 : Multiply monomials 3d(-5x) Level 3 : Multiply a monomial by a binomial -2y(a + 3) Level 4 : Multiply binomials (-x + 3)(2x + 7) Subject 2: Substitution of a variable and calculating the numerical value of an expression. Level 1 : Substitute x = -2 in the expression 3x - 1 Level 2 : Substitute x = 1/3 in the expression -3x2 + 2x Level 3 : Substitute x = -3/7 in the expression x3 - x2 + 2x Subject 3: Translating verbal phrases into algebraic expressions. Level 1 : Write a number greater than m by 6 Level 2 : Write p% of 2x - 1 Level 3 : Write a two digit number with x units and y tens Level 4 : Write the distance covered by a car traveling at y mph during c hours. Level 5 : How many hours will a car travel y + 8 miles at a speed of 2x - 3 mph ? Subject 4: Factoring expressions by identifying a common factor. Factor the expressions: Level 1 : -6x2 + 9x Level 2 : -6x2y + 9xy2 + xy Level 3 : -6x(2a - 3) + 7(2a - 3) Level 4 : -6x(2a - 3) + 7(-2a + 3) Level 5 : xy + 2x + 2y + 4

(C) Copyright 1999 MathKal Educational Software Ltd.