Rational Numbers – Solved Examples Example 1: Write the numerator of the following rational numbers. (i) (2/7) (ii) (-4/5) (iii) (-11/3) (iv) (-10/-17) (v) (13/-14) (vi) (9/8) (vii) (8/9) (viii) (29/4) (ix) (12/5) (x) (22/7) Solution: (i) Numerator of (2/7) is 2 (ii) Numerator of (-4/5) is -4 (iii) Numerator of (-11/3) is -11 (iv) […]

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Division of Two Rational Numbers In this tutorial, we will learn, division of rational numbers. Rational numbers are written as fractions, therefore to divide a given rational number by another rational number, we have to multiply the given rational number by the reciprocal of the second rational number. Let a/b is a rational number then […]

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Rational Numbers – Addition In this tutorial, we will learn the operation of addition of rational numbers. In the process of addition of rational numbers there are two types of categories. (1) Addition of Rational Numbers with Same Denominator (2) Addition of Rational Numbers with Different Denominator (1) Addition of Rational Numbers with Same Denominator […]

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Multiplying Exponents with Square Roots In this tutorial, we will learn the multiplication of exponents, where bases have a square root. When multiplying square roots that contain exponents, we can rewrite the term with a rational exponent. The square root of a positive number (√a) can be expressed as a rational exponent and (√a) = […]

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Complex Numbers – Definition and Examples Complex Numbers The concept Complex numbers was first used in 1st century by a Greek mathematician Alexandria, when he tried to find the square root of a negative number. After that in 16th century complex number was define by Italian mathematician Gerolamo Cardano, in the process of finding the […]

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Real Numbers – Definition and Examples In this tutorial, we will learn all about real numbers. What are Real Numbers? Real numbers are the set of rational and irrational numbers in number system. Real Number Definition Real numbers are union of rational and irrational numbers. Real numbers can be represented on number line and all […]

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Difference between Natural Numbers and Whole Numbers In this tutorial, we will learn the definition of natural numbers, whole numbers, and difference between natural numbers and whole numbers. The main difference between natural numbers and whole numbers is the presence of the number 0. 0 (zero) is the part of set of whole numbers and […]

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Number Line – Definition -Examples What is a Number Line? A number line is a straight line with representing numbers visually. A number line can be extended infinitely in any direction. A number line usually represent horizontally. In a number line, integers, decimals and fractions can also be represented easily. Number Line Definition A Number […]

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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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Property of Integers – Subtractive Identity What is Subtractive Identity Property The subtractive identity property is one of the important property of subtraction of numbers. In mathematics subtraction is an operation or process used to find the difference between two numbers or quantities. Thus, if we subtract zero to any number the result will be […]

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