Hello friends in this we this post we will discuss Fraction - Simple and decimal fraction. First of all we will discuss what is fraction and then we will differentiate between simple and decimal fraction.
AVERAGE average " refers to the arithmetic mean, the sum of the numbers divided by how many numbers are being averaged Average = Sum of Observations/Number of Observations => S = A × N Important Points To Remember a) If all the numbers are increased by ‘a’, then their average will also be increased by ‘a’. b) If all the numbers are decreased by ‘a’, then their average will also be decreased by ‘a’. c) If all the numbers are multiplied by ‘a’, then their average will also be multiplied by ‘a’. d) If all the numbers are divided by ‘a’, then their average will also be divided by ‘a’ Some Important Formulas Related To Average Word Problems With Answer Based On Average
Percentage - percentage means for every hundred. A percentage is a number or ratio that represents a fraction of 100. It is often denoted by the symbol "%" or simply as "percent" New Number When a Number Is Increased/Decreased by a Certain Percent Word Problems Based On Percentage Question 1 Ramola’s monthly income is three times Kavita’s monthly income. Kavita’s monthly income is 25% more than Ruchi’s monthly income. Ruchi’s monthly income is Rs. 34000. What is Ramola’s Annual income? Answer - Question 2 Five-ninth of sixty two percent of a number is equal to 2790. What is the number?
In this post we will discuss what is simplification, VBODMAS Rule, and some important formula related to simplification. SIMPLIFICATION Simplification is a process of reducing a complex arithmetical expression into a simple expression. A Simple technique for arranging the expression into the proper sequence is chronologically involved VBODMAS Rule which is explained below Following formulae are useful in various Operations on simplification
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