Property of Integers – Commutative Addition The commutative property of addition states that, two integers can be added in any order, the result will be the same. Order of terms doesn’t matter, swapping of terms will not change the sum. Example: 9 + (-5) = 4 and (-5) + 9 = 4 So, 9 + […]

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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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Grouping of Data In this lesson we will learn about the grouping of data. Grouped data are data that has been organized in groups known as classes. Grouped data has been classified and a data class is group of data. Consider the marks obtain by 15 students in a history test as given below, 23, […]

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What is Ordinate Ordinate is the value of the Y coordinate on a coordinate plane. or Ordinate is the value of the Y axis on a coordinate plane. In a coordinate plane, the Ordinate is the Y coordinate of a point. The Vertical line is called the Y axis. The distance of a point from the X axis is called its Y coordinate or Ordinate. The Ordinate always comes […]

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          Representation of sets There are three methods of representing a set. 1. Statement form method 2. Roster or tabular form method 3. Rule or Set builder form method                       Statement form method In this method well defined description of the […]

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  Commutative Property of Addition       Definition: It doesn’t matter which order the numbers are added, any case we will get same answer. Example 1: If we adding three and four together we get,                               3 + 4 = 7       […]

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Set Theory      In our everyday life we often speak about collections of objects.  A particular kind of sets such as, a football team, a group of students, bunch of flowers, etc. In mathematics, we also come across the collections, For example – Whole numbers, factors, natural numbers etc. In simply we can say it’s a […]

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Cardinal and Ordinal Numbers Cardinal numbers are counting numbers as, 1, 2, 3, 4, 5,…..etc are called Cardinal Numbers.  The cardinal numbers express the quantitative property of the numbers, ordinal numbers express their order. Cardinal numbers do not have a suffix tacked onto the end. Ordinal numbers are used to show the position. 1st, 2nd, 3rd, 4th, 5th……are called ordinal numbers. Ordinal number indicated […]

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