 [Â HomeÂ ] [Â UpÂ ] [Â FactoriseÂ quadraticÂ expressionsÂ ] [Â SimpleÂ interestÂ calculationsÂ ] Welcome to the Teachers' Choice Software web site. Our FREE on line mathematics 'How-To' library is open 24 hours a day.Â  The ever-growing library now has 71 helpful topics, and every topic includes a free download!

Algematics application topics are contained in the 'Maths Lab' section of on-line help. These topics explain the mathematics with worked examples and are illustrated with colour diagrams, and contain many sample problems with answers. All you have to do is look up a topic and follow the step-by-step instructions!

To solve a mathematics problem using Algematics, first locate an application topic similar to your problem. Now print out or just read the topic until you understand what to do, then apply the topic to the problem you are solving.Â

These are the ready-to-use applications that ship with Algematics:

Algebra Construct algebraic expressions Evaluate algebraic expressions Change the subject of a formula Simplify algebraic expressions Advanced simplifying techniques Operations on algebraic expressions and equations Expand brackets: a(b+c)Â Expand products of binomial expressions Factorise expressions like: ab + ac Factorise quadratic expressions << CLICK HERE TO VIEW THIS APPLICATION TOPIC! Advanced factorisation techniques Solve linear equations in one variable Solve Simultaneous Linear Equations (Substitution method) Solve Simultaneous Linear Equations (Elimination method) Solve quadratic equations

Money Simple interest calculations << CLICK HERE TO VIEW THIS APPLICATION TOPIC! Compound interest and depreciation calculations

Whole Numbers Order of operations Commutative properties Associative properties Distributive properties Number relations and symbols Find the highest common factor, HCF, of a set of whole numbers Find the lowest common multiple, LCM, of a set of whole numbers

Fractions Decimal fractions

Addition and subtraction of common fractions Multiplication and division of common fractions

Integers Operations on integers: +, -, ×, ÷

Indices Using index expressions Roots and fractional indices Scientific notation

Ratio and Proportion Distribute quantities according to a given ratio Direct proportion Inverse proportion

Percentage Find percentages of numbers or quantities Express one quantity as a percentage of another Find the whole when given a percentage of the whole Increase or decrease a given number or quantity by a given percentage Find the percentage change in a number or

Plane Shapes Pythagoras' Theorem

Length, Area and Volume Perimeters, areas and volumes using formulaeÂ
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