Daily Practice Problems
Class 7 Maths
Exponents and Powers
daily practice problem

Question 1:

Evaluate: ( )2

 

Question 2:

Express the rational number  in exponential form.

 

Question 3:

Write the reciprocal of ( )6 in exponential form.

 

Question 4:

Simplify and express the result in exponential form:

(i) ( )7 x ( )5

 

Question 5:

Find the value of (-4)3

 

Question 6:

Simplify:

(i) 2 x 103

(ii) 72 X 22

 

Question 7:

Simplify: ( -3)2 x (-5)2

 

Question 8:

Identify the greater number: 53 or 35

 

Question 9:

Find the product of the cube of  and the square of

 

Question 10:

Simplify: (6-1 – 8-1)-1 + (2-1 – 3-1)-1

 

Question 11:

Simplify: (2-1 ÷  5-1)2 x ( )-1

 

Question 12:

Simplify: ( )-2 + ( )-2 + ( )-2

 

Question 13:

Express 427500000 in standard form.

 

Question 14:

Write 8.235 X 1011 in usual form.

 

Question 15:

Evaluate:

(i) 50

(ii) (20 + 30)

 

Question 16:

If 9 x 3n = 36, find the value of n.

 

Question 17:

Write 7504289 in exponential form.

 

Question 18:

Find the number from the given exponential form.

6 X 103 + 8 X 102 + 4 X 101 + 7 X 100

 

Question 19:

Write the following numbers in the usual form:

(i) 7.54 X 106

(ii) 9.325 X 1012

 

Question 20:

Using laws of exponents, simplify and write the answer in exponential form:

(i) 32 X 34 X 33

(ii) 615   610

**********

Problem-solving on Class 7 Maths Exponents and Powers NCERT Chapter 13 after learning a theoretical concept is crucial for several reasons:

  1. Application of Knowledge: Problem-solving allows you to apply the theoretical concepts of the topic Class 7 Maths Exponents and Powers you have learned to real-life situations. It helps you bridge the gap between abstract knowledge and practical scenarios, making the learning more relevant and meaningful.
  2. Understanding Deeper Concepts: When you encounter problems related to a theoretical concept that you learned in Class 7 Maths Exponents and Powers NCERT Chapter 13, you are forced to delve deeper into its intricacies. This deeper understanding enhances your comprehension of the subject and strengthens your grasp of the underlying principles.
  3. Critical Thinking: Problem-solving encourages critical thinking and analytical skills. It requires you to analyze the problem, identify relevant information, and devise a logical solution. This process sharpens your mind and improves your ability to approach complex challenges effectively.
  4. Retention and Recall: Actively engaging in problem-solving reinforces your memory and improves long-term retention. Applying the concepts learned in Exponents and Powers Class 7 Maths in practical scenarios helps you remember them better than passive reading or memorization.
  5. Identifying Knowledge Gaps: When you attempt to solve problems, you may encounter areas where your understanding is lacking. These knowledge gaps become evident during problem-solving, and you can then focus on filling those gaps through further study and practice. You can refer Exponents and Powers Class 7 Maths Notes on LearnoHub.com
  6. Boosting Confidence: Successfully solving problems after learning a theoretical concept boosts your confidence in your abilities to handle Exponents and Powers. This confidence motivates you to tackle more challenging tasks and improves your overall performance in the subject.
  7. Preparation for Exams and Challenges: Many exams, especially in science, mathematics, and engineering, involve problem-solving tasks. Regular practice in problem-solving prepares you to face these exams with confidence and perform well. It is also advised to take tests on Exponents and Powers Class 7 Maths Online Tests at LearnoHub.com.
  8. Enhancing Creativity: Problem-solving often requires thinking outside the box and exploring various approaches. This fosters creativity and innovation, enabling you to come up with novel solutions to different problems.
  9. Life Skills Development: Problem-solving is a valuable life skill that extends beyond academics. It equips you with the ability to tackle various challenges you may encounter in personal and professional life.
  10. Improving Decision Making: Problem-solving involves making decisions based on available information and logical reasoning. Practicing problem-solving enhances your decision-making skills, making you more effective in making informed choices.

In summary, problem-solving after learning a theoretical concept on CBSE Exponents and Powers Class 7 Maths is an essential part of the learning process. It enhances your understanding, critical thinking abilities, and retention of knowledge. Moreover, it equips you with valuable skills that are applicable in academic, personal, and professional contexts.

You must have heard of the phrase “Practice makes a man perfect”. Well, not just a man, practice indeed enhances perfection of every individual.

Practicing questions plays a pivotal role in achieving excellence in exams. Just as the adage goes, "Practice makes perfect," dedicating time to solve a diverse range of exam-related questions yields manifold benefits. Firstly, practicing questions allows students to familiarize themselves with the exam format and types of problems they might encounter. This familiarity instills confidence, reducing anxiety and improving performance on the actual exam day. Secondly, continuous practice sharpens problem-solving skills and enhances critical thinking, enabling students to approach complex problems with clarity and efficiency. Thirdly, it aids in identifying weak areas, allowing students to focus their efforts on improving specific topics. Moreover, practice aids in memory retention, as active engagement with the material reinforces learning. Regular practice also hones time management skills, ensuring that students can allocate appropriate time to each question during the exam. Overall, practicing questions not only boosts exam performance but also instills a deeper understanding of the subject matter, fostering a holistic and effective learning experience.

All About Daily Practice Problems on Class 7 Maths Exponents and Powers NCERT Chapter 13

Our Daily Practice Problems (DPPs) offer a diverse range of question types, including Multiple Choice Questions (MCQs) as well as short and long answer types. These questions are categorized into Easy, Moderate, and Difficult levels, allowing students to gradually progress and challenge themselves accordingly. Additionally, comprehensive solutions are provided for each question, available for download in PDF format - Download pdf solutions as well as Download pdf Questions. This approach fosters a holistic learning experience, catering to different learning styles, promoting self-assessment, and improving problem-solving skills. With our well-structured DPPs, students can excel in exams while gaining a deeper understanding of the subject matter. Hope you found the content on Class 7 Maths Exponents and Powers NCERT Chapter 13 useful.

Last but not least, to get the best hold on Class 7 Maths Exponents and Powers NCERT Chapter 13, do not forget to check out:

  • Exponents and Powers Class 7 Maths Best videos
  • Exponents and Powers Class 7 Maths NCERT Solutions
  • Class 7 Maths Exponents and Powers Revision notes
  • Exponents and Powers Class 7 Maths DPPs, Download PDF of solutions
  • Class 7 Maths Exponents and Powers Online Tests
  • Class 7 Maths Sample papers

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