NCERT Solutions for Exponents and Powers Exercise 12.1 Class 8 Maths

NCERT Solutions for Exponents and Powers Exercise 12.1 Class 8 Maths: Class 8 Maths Chapter 12 Exercise 12.1 helps students in solving the expressions related to the laws of exponents. All the questions mentioned in the exercise are of a basic level and help the students know how to calculate the expressions with exponents. Attaining perfection in the exercise helps the students in working with the exponentials with ease.

We have provided detailed stepwise solutions for Class 8 Maths Chapter 12 Exercise 12.1 in the PDF format. Students can access the PDF for and solve all the questions order-wise to build command over the subject. Practising all the questions of Exercise 12.1 Class 8 Maths helps students to build confidence while attempting the paper and achieve a higher score in the Maths exam. Keep reading to access NCERT Solutions for Class 8 Maths Chapter 12 Exercise 12.1.

Exercise 12.1 Class 8 Maths: Overview

There are a total of seven problems in Maths Class 8 Chapter 12 Exercise 12.1. All the seven questions are regarding the simplifying expressions, identifying the value of variables and  expressing power notation and so on. Learning the exponent rules helps the students in understanding and solving even the complicated algebraic expressions. 

The solutions provided below in this article is a detailed guidebook that helps the students in acquiring proficiency in the topic. Students are advised to practice all the questions by following and understanding the solutions given in the PDF. Before knowing the solutions, let us know the topics included in Class 8 Maths Exercise 12.1.

Exercise 12.1 Maths Class 8 Exponents and Powers consists of the following topics. 

Class 8 Maths Chapter 12 Exercise 12: Solutions 

The chapter primarily focuses on basic understanding of exponents and the relevant concepts. By learning and practicing the answers related to the laws of exponents, students can build the skills required to solve the problems involving algebraic equations. The ability to solve the algebraic equations will be empowered as the logic and reasoning ability increases.

All the solutions of Ex 12.1 Class 8 were drafted by the experts team from Embibe. Students can directly start practicing from the PDF available online or they can download the solutions PDF and take a print out for an easy and quick reference of the answers. Students are also advised to practice and memorize the laws before moving ahead to solve the questions given in NCERT solutions Maths Class 8 Chapter 12 Exercise 12.1. This will make the problem-solving easy and hassle.

Benefits of Knowing NCERT Solutions for Class 8 Maths

Solving the NCERT solutions for Class 8 Maths benefits the students in several ways. Right from attaining the ability to understand the nature of the problem to being able to solve all the similar kinds of questions, here are some advantages of solving all the Class 8 Maths solutions.

1. A Good Practice for Competitive Exams

For the students who wish to attempt competitive exams, practicing the NCERT solutions at the secondary level plays a very important role. This is because, most of the entrance exams consider asking questions from the Maths subject and they are mostly related to secondary and higher secondary levels of education. Therefore, to build a better foundation for the competitive exams, it is advisable for the students to pay close attention to all the topics of Class 8 Maths NCERT solutions.

2. Decoding the Stepwise Problems

Maths is a subject that needs a thorough understanding of the steps that are being formulated to arrive at the solutions. Also, the answer paper evaluators consider the steps put forth by the students to derive the solutions. Good marks are assigned to the students who input the right steps at the right moment to reach the solution. To master this skill of mentioning the steps in the exam, practising the NCERT solutions for Class 8 Maths is important. Also to understand how the solution has been curated while practising the questions, stepwise problem decoding is very much important.

3. Understanding the Type of Question

There are a total of seven questions mentioned in Ex 12.1 Class 8 Maths. Understanding the nature of the question is important for the students to go ahead and solve the question. To do so, students must practise all the questions given in the Exercise. As every question follows a unique approach to extract the solution, understanding the nature of the question. This makes it easy to analyse the question paper in the exam by having a quick glance at the question paper.

4. Boosts Confidence 

Confidence while attempting the paper is the key to score good marks. To help students in acing the exam with full confidence, it is essential to be strong & proficient with the subject. Students are advised to prepare for the exam and become proficient with the subject one month before the exam. Students must then start practising the questions everyday and attempt the practice tests and mock tests to test their knowledge in the subject. Working on the areas of improvement then will help the students to build confidence and score good marks in the exams.

5. Leaves No Stone Unturned in Scoring High Marks

As it is a well known fact, practising the NCERT solutions for all the exercises of Class 8 Maths is the shortcut to score optimum marks in the exam. This is because all the questions asked in the exam are picked from only the NCERT books. Students can draft a study time table and plan which exercise to complete on a particular day so that all the topics are properly covered. By doing so, students become efficient in solving any type of question asked in the exam.

FAQs on Class 8 Maths Exercise 12.1

Below-mentioned are some of the frequently asked questions related to Exponents and Powers Exercise 12.1 Class 8 Maths

Q.1: How many questions are there in Class 8 Maths Chapter 12 Exercise 12.1?
Ans: There are a total of seven questions in Ex 12.1 Class 8. Practising the solutions for all the questions helps students build the required skills for solving the problems involving algebraic equations.

Q.2: If 0.0000000000085 can be represented as a×10b in standard form, find b
Ans: Given, 0.0000000000085 = 8510000000000000 = 851013 = (8.5 ×10) ×10-13=8.5 ×101 +(-13)=8.5 ×101-13=8.5 ×10-12

Hence, b=-12

Q.3: Where can I find solutions for all the problems of Maths Class 8 Chapter 12 Exercise 12.1?
Ans: Students can access all the solutions of Maths Class 8 Chapter 12 Exercise 12.1 in PDF format from Embibe.

Q.4: What are the topics included in Class 8 Maths Exercise 12.1?
Ans: Exercise 12.1 Exponents and Powers of Class 8 Maths consists of the topics Powers With Negative Exponents, Laws of Exponents and Use of Exponents to Express Small Numbers in Standard Form. Students can find the entire syllabus on CBSE official website

Q.5: What are the benefits of knowing the solutions for Exercise 12.1 Class 8 Maths?
Ans: Knowing the solutions for Exponents and Powers Exercise of Class 8 Maths will help students in building self confidence, decoding the problems in a stepwise manner, building basics for competitive exams and also understanding the nature of questions.

Q.6: In a stack, there are 5 books each of thickness 20 mm and 5 paper sheets each of thickness 0.016 mm. If the total thickness of the stack is a×102 mm, then find a?
Ans: Thickness of one book =20 mm.
Thickness of 5 books=20×5=100 mm.
Thickness of one paper =0.016 mm. Thickness of 5 papers =0.016×5=0.08 mm. Total thickness of stack=(100+0.08) mm =100.08 mm.=100.08×102102 mm=1.0008×102 mm.Hence, the value of a is 1.0008.

We hope this detailed article on the NCERT Solutions for Class 8 Maths Chapter 12 Exercise 12.1 helps you. If you have any queries regarding this article, please ping us through the comment box below. We will get back to you as soon as possible.