How to Become a Human Calculator? (RARE BOOKS)
How to Become a Human Calculator? (RARE BOOKS)
Couldn't load pickup availability
About the book:
This book is designed to present the techniques to solve problems like 7521645 x 9999999 in simpler language for School students, teachers, and professionals and a must for those appearing for competitive exams like UPSC, MBA, MCA, GMAT, GRE, CSAT, etc. This book also explains the techniques of Vedic Maths in simple language with enough step-by-step solved examples at each point and with sufficient practice exercises given after each technique. Also added consolidated test papers at the end of the book.
Key Features :
• Step-by- step approach towards mathematical calculations
• Simple and easy language to facilitate understanding
• Important points highlighted by use of different colours and tabular presentation
• General guidelines after each technique
• More than 500 solved examples to make concepts very clear
• Exhaustive exercises for each topic
• Consolidated test papers at the end for easy revision
• Special chapter for applications of Vedic Maths in school syllabus and competitive exams
Table of Content :
Part-I: Arithmetic
• Vedic Math-E-Magic • Two basic concepts of Vedic Mathematics • Multiplication with 99999….. in less than 5 seconds • Magic with 11 • Multiplying by 12 (without using 12) • Subtraction at one look • Checking your answers (removing silly mistakes) • Multiplication of numbers near the bases • Multiplication by 5, 25, 50, 250, 500…. • Vertical & Crosswise Multiplication • Interesting squares • Finding squares in one line • Fractions • Division • Long division in one line (the crowning glory) • Square roots in one line • Cube roots at a Glance • Cubes • Magic Division • Checking Divisibility by prime number • 500 years Calendar
Part-II: Algebra
• Algebraic Multiplication • Factorizing Quadratic Expressions • Linear Equations in one Variable • Linear Equations (Special Types) • Simultaneous Linear Equations • Application of Vedic Maths in Competition Exams • Speed Enhancement Test papers • Vedic Maths Sutras and Sub-Sutras • Vedic Mathematics Sutras (with their applications) • Answers
Product features
Product features
✅ 100% Original Books
Every book is authentic and sourced responsibly—no pirated or photocopied material.
🔍 32-Point Quality Check
Each book undergoes a detailed inspection for pages, cover, binding, and readability.
📚 Wide Range of Genres
From fiction and self-help to academic and non-fiction—something for every reader.
💸 Budget-Friendly Prices
Get great books at unbeatable prices—perfect for students, readers, and collectors.
✨ Pre-Loved, Not Worn Out
Books are gently used, clean, and in good readable condition.
🌱 Eco-Friendly Choice
Buying used books helps reduce waste and promotes sustainable reading.
🚚 Pan-India Shipping
Fast, reliable delivery to every corner of India, with tracking and support.
💬 Customer Support
Responsive customer service to help with any order or book-related query.
Materials and care
Materials and care
📚 Materials
– Gently used, original print books.
– No photocopies or pirated prints—100% original.
– Checked for legibility and intact spines.
– Some books may contain light pencil notes or highlights.
🧼 Care Instructions
– Keep books away from moisture and direct sunlight.
– Use a bookmark to maintain page quality.
– Use a soft, dry cloth to wipe dust from covers.
– Preserve the pages and cover from smudges or stains.
– Prevent warping by storing books upright on shelves.
Merchandising tips
Merchandising tips
🛍️ Tips for Buying Used Books on BestofUsedBooks.com
✅ Check the Book Condition
Look for labels like “Like New,” “Good,” or “Readable” to know exactly what to expect before buying.
📚 Explore Curated Collections
Browse through themed bundles like “Top Self-Help Reads” or “Fiction Under ₹299”—perfect for discovering hidden gems.
💡 Read Descriptions Carefully
Each product page lists key details like page quality, binding condition, and possible markings—take a quick moment to review.
🎁 Buy More, Save More
Take advantage of bundle deals and discounted packs to build your library while saving big.
🌱 Choose Sustainability
Buying pre-loved books is a smart, eco-friendly choice—reduce waste and support circular reading!
🔍 Use Search & Filters
Use filters by genre, author, or condition to find exactly what you're looking for, faster.
📦 Track Your Order
Once placed, every order comes with trackable shipping—so you always know where your next read is!
Share
- 32 Points Quality Check
- 100% Original Products
- 1.2 Million + Happy Customers

Other Best Sellers
-
One indian girl by chetan bhagat
5.0 / 5.0
(2) 2 total reviews
Regular price Rs. 99.00Regular priceUnit price / perRs. 199.00Sale price Rs. 99.00Sale -
Eat that frog by Brian Tracy
5.0 / 5.0
(4) 4 total reviews
Regular price Rs. 99.00Regular priceUnit price / perRs. 199.00Sale price Rs. 99.00Sale -
The 7 habits of highly effective people by Stephen R.Covey
5.0 / 5.0
(2) 2 total reviews
Regular price Rs. 150.00Regular priceUnit price / perRs. 599.00Sale price Rs. 150.00Sale -
Do epic shit by Ankur Warikoo
5.0 / 5.0
(6) 6 total reviews
Regular price Rs. 150.00Regular priceUnit price / perRs. 399.00Sale price Rs. 150.00Sale -
Revolution 2020 by Chetan Bhagat
5.0 / 5.0
(1) 1 total reviews
Regular price Rs. 99.00Regular priceUnit price / perRs. 250.00Sale price Rs. 99.00Sale -
Homo Deus by Yuval Noah Harari
3.33 / 5.0
(3) 3 total reviews
Regular price Rs. 299.00Regular priceUnit price / perRs. 599.00Sale price Rs. 299.00Sale -
Stay hungry stay foolish by rashmi bansal
5.0 / 5.0
(1) 1 total reviews
Regular price Rs. 99.00Regular priceUnit price / perRs. 150.00Sale price Rs. 99.00Sale -
Adultery by paulo coelho
Regular price Rs. 150.00Regular priceUnit price / perRs. 299.00Sale price Rs. 150.00Sale