Subtraction of Like Fractions Arithmetic operations addition, subtraction, multiplication and division can be preformed on fractions. Fractions represents a part of a whole. The normal subtraction of numbers and the subtraction of fractions are different. A fraction has a numerator and a denominator which is separated by a bar. For example, 3/2, 4/7, 22/5, 26/7, […]

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All about Subtraction In this section we will learn the basics of subtraction. (-) subtraction is a basic operation of arithmetic. What is Subtraction Subtraction is an operation which is used to find the difference between two numbers. When we have a group of objects(an amount) and we take away few objects (subtract) from it, […]

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Transpose Method – Solve Linear Equations Solve the following equations and check answers: 1. x + 4 = 9 Solution: Given x + 4 = 9 Transposing 4 to right hand side we get, x = 9 – 4 x = 5 Check: Substituting x = 5 in LHS, we get, LHS = x + […]

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Variables and Algebraic Expressions Definition: Variable Variables are symbol or letters that used to represent for unknown numbers or values. simply a single letter, that represents a number called the value of the variable. Example: The letters a, b, c, x, y, z, m, p, q are most commonly used for variables. In algebra the […]

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Range – Definition – Examples – Formula – Statistics Definition: In statistics and mathematics, range is defined as the difference between the highest and lowest value in a set of data. Range Formula The formula for the range is the highest(maximum)value minus lowest(minimum) value in a data set. Range = Highest value – Lowest value […]

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