Simple Interest: Definition, Examples and Formulas What is interest? First lets understand what is Interest. When we borrow money from a bank, we must pay a fee in addition to the amount borrowed. The extra money we pay is known as the interest. Interest is an additional amount of money that is paid by the […]

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Order of mathematical Operations The four basic operation in mathematics, as everyone knows, are addition, subtraction, multiplication and division. These basic operations are used in algebra with numbers or letters or combination of both. A number multiplied by a variable, a number or variable is called a term. An expression is combination of such terms. Example: In […]

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                What is an Abacus  Definition:- An Abacus is an instrument, which is a collection of beads that slide on rods. Abacus  Use of abacuses 1. Abacuses can be used to add, subtract, multiply, and many other operations. 2. Abacus can be used to calculate square root of […]

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Increase and Decrease Percentage Before learn calculating, percentage increase and decrease we will see that what is a percentage? Definition: A Percent is a number or ratio expressed as a fraction of 100, in other words Percent is a fraction of denominator 100. Percent is denoted by the symbol %. ‘Per’ ‘cent’ means out of 100. The […]

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Introduction – Percentage  Definition:  A Percent is a number or ratio expressed as a fraction of 100. In other words, Percent is a fraction of denominator 100. Percent is denoted by the symbol %. ‘Per’ ‘cent’ means out of 100. The percent symbol is written to the right side of the number, like this 15%. Example: 25% (read as twenty five percent)  […]

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Negative Integers on Number Line A number line shows negative integers on the left side of the zero.   We understand the concept in a better way with the help of examples.  Example: Below number line represents integer -5 and -5 is a negative integer, so, -5 is left side of 0.  Similarly, -3 is a negative integer […]

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Addition and Subtraction of Integers on number Line Steps for addition and subtraction of integers on a number line are as follows. Step1: Draw a number line. Step 2:  For addition and subtraction, we clearly understand that, For a positive number, we have to move right from zero on the number line. For a negative […]

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