# Concise Mathematics Class 7 ICSE Solutions for Chapter 8 - Percent and Percentage

## ICSE Class 7 Mathematics Chapter 8 Selina Concise Solutions - Free PDF Download

Vedantu Selina Solutions Concise Maths Class 7 Chapter 8 Percent and Percentage helps students to get a clear idea about the fundamental concepts. Students are advised to solve textbook problems regularly to score well in the annual exam. For a better understanding of the concepts, students can refer to Vedantu Selina Solutions Concise Maths Class 7 Chapter 8 Percent and Percentage PDF, from the links provided here.

ICSE Selina Concise Solutions are designed by our experts at Vedantu is a very simple and precise format explaining all the necessary concepts included in the syllabus quite easily and effectively. These Selina solutions can help the students to get excellent marks in their exams. Proper study materials, easy and accurate solutions will help in the quick understanding of concepts. Experts at Vedantu have compiled all the essential concepts in an easy to understand format to make the last minute revision easier. These study materials will provide you with an extra edge and boost your self-confidence during your final examinations. These ICSE Selina Solutions are prepared according to the updated ICSE syllabus.

Class 7 Chapter 8 helps students understand all the steps that are to be followed to express a given mathematical relation as a percent. Numerous examples present before the problems help students gain confidence in solving challenging problems on percent and percentage, with ease.

Class 7 chapter 8 helps students understand the concepts of profit, loss, gain, percentage increase, and percentage decrease easily and with the help of Vedantu Selina Solutions Concise Maths Class 7 Chapter 8 Percent and Percentage students will be able to understand the problems more clearly.

These solutions for Class 7 ICSE will help you to score good marks in ICSE Exams 2020-21. The updated solutions for Selina textbooks are prepared with the latest syllabus. These are provided by Vedantu in a stepwise manner to help the students get a thorough knowledge of all the fundamentals.

### About Percent and Percentage

Calculating the Percentage loss or gain is a crucial concept. Many financial, statistical as well as real-life examples are related to the concept of Percentage loss. To evaluate the percentage gain or loss on an investment, buyers need to first ascertain the purchase price and for that, we use the loss and profit percentage formula. Using the formula, you will also learn how to represent the loss in the form of a percentage.

A percentage is a part of the whole. Percent means per hundred. It is represented as “pct” or “pc”.A percentage is denoted by the symbol ‘%’, the percentage is majorly used to compare and find out ratios.

Some of the important formulas to remember while solving the problem are given below.

### The Formula for Calculating Percentages

A percentage is equal to the actual value divided by the total value multiplied by 100.

The percentage formula is:

Percentage % = ( \[\frac{Actual \; Value}{Total \; Value}\] ) x 100

Some other important formulas for percentage change are as follows.

Percentage change formula

Percent Increase

Percent Decrease

Percentage error formula

The formula of Percentage Change

Percent Change = \[\frac{New \; Value \; - \; Actual \; Value}{Actual \; Value}\] x 100

There are two different types of percentage change. They are

Percentage Increase

Percentage Decrease

### Percentage Increase Formula

The percentage increase formula is the increased value divided by the original value that is further multiplied by 100. It is expressed in terms of percentage. If a value is increased, then there is an increase in percentage.

### Thus to Calculate the Percentage Increase We Have to Follow Two Steps

Step-1: Calculate the difference i.e. increase between the two numbers.

i.e. Increase = New Number - Original Number

Step-2: Divide the increased value by the original number and further multiply the answer by 100.

Formula to calculate the percentage increase

Percentage increase = \[\frac{Increase}{Original \; Value}\]x 100

### Percentage Decrease Formula

The percentage decrease formula is the decreased value divided by the original value and further multiplied by 100. It is expressed in terms of percentage. If there is a decrease in the value, then there is a decrease in percentage.

### Thus to Calculate the Percentage Decrease We Will Follow Two Steps

Step-1: Calculate the difference i.e. decrease between the two numbers.

i.e. decrease = New Number - Original Number

Step-2: Divide the decrease in value by the original value and multiply the answer by 100.

Percentage Decrease = \[\frac{Decrease}{Original \; Value}\]x 100

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Students can refer to Vedantu's ICSE Selina Solutions pdf when they get stuck while solving the ICSE Concise Selina textbook. These Selina ICSE solutions for class 7 chapter 8 are explained in a proper step-by-step format in a simple language.

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Alternative methods of solving questions are explained in-depth for a better understanding of difficult concepts. Extra questions are provided to test your preparation level.

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These solutions have a collective extract from various books.

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The textbooks of Selina are the easiest textbooks by the ICSE students as the concepts are explained clearly along with a lot of problems to practice. The problems are categorized into different exercises based on the topics they belong to, making it easy for the students to solve the questions. Vedantu Selina solutions contain both easy as well as complicated questions to practice, solving which the students will be able to understand the problem-solving method thoroughly.

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