Linear Equations in two Variables If the equation has more than one variable and the highest power of variable, appearing in the equation is 1, such that variables are not multiplied each other then this type of equation is known as “linear equation in two variable”. Some examples of linear equations in two variables are,       […]

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Solve linear equations in one variable We will learn how to solve linear equations using mathematical operations, like addition, subtraction, multiplication and division.  Here are steps to solve a linear equation in one variable. When variables on both sides of the equations, then following steps are followed for solving the equations. Some examples are given […]

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Mixed Numbers Definition: A “Mixed Number” is combination of a whole number and a fraction. Example: If we have two whole cakes and one half cake, then we describe this as 2 and 1/2 cakes or 2 1/2 cakes. 2 1/2 (Two and a half) is a mixed number.It is also called Mixed fraction. Writing mixed numbers as fraction Mixed numbers can […]

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Mean Value – Word problems    In this lesson we will learn about mean. We will also learn how to find mean of given data and solve word problems on mean. How to calculate mean Example: (1)What is the mean of  1, 2, 5, and 4. Solution : Mean = Sum of observations/Number of observations the numbers […]

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Tangent of a Circle  Definition & Example  In this lesson we will learn about tangent of a circle, before understanding the concept of a circle, let us know about circle. Circle   Definition: A circle is a collection of all the points in a plane, whose all points are same distance from a fix point, is called  “Circle”. […]

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Vertex – Definition and Examples  Vertex – Latin word Vertex meaning, “highest point”. What is Vertex? Vertex is a point where two or more rays or line segments are meet. When two rays or line segments meet, simply it is a corner, they form an angle. Definition: A vertex is a point on a polygon, where […]

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Natural Numbers – Definition, Examples and Properties Introduction of Natural Numbers In this tutorial, we will learn about natural numbers. In our daily life we use numbers everywhere around us, like for telling time, measuring the temperature, exchange the money, counting objects etc. “Natural Numbers” are numbers that we use to count. Natural numbers are an […]

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Place Value – Charts – Definition, Facts, Examples, With Solutions What is Place Value We across all time various numbers consists of digits. Digits may be one digit or two digits, three digits or many more. As the name suggests, Place Value is related to the position or place. The value of each digit in […]

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2D – Shapes – Definition – Different Shapes  Definition: 2D shapes are flat and also known as plane shapes, ‘2D’ stands for 2-dimensional. These shapes can be drawn on paper and have length and width. We can measure length and width. Example: Rectangle, triangle, square, circle, oval, etc. are 2 dimensional objects.

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         Rules – Addition of Integers There are two conditions when adding integers.  Rule 1: When integers have same sign. Rule 2: When integers have opposite sign. (a) When integers have same sign. (b) When integers have opposite sign. a. Integers having (same)positive sign. When we add two positive integers means both […]

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