Mental Math

No Calculator? No Problem! Mastering Mental Math , award-winning professor of mathematics and celebrated “mathemagician” Arthur T. Benjamin delivers 10 fun-filled lessons on how to do math in your head with confidence, accuracy, and speed - sometimes faster than a calculator. By the end of Professor Benjamin’s lessons, you’ll be able to add, subtract, multiply, and divide numbers faster than ever before. And with your newfound skills, you’ll soon find yourself amazing other people and, perhaps more important, yourself.

Will you pay more for a $19.99 shirt with a 20 percent discount or a $24.99 shirt with a 30 percent discount? The truth is, most of the math you find yourself doing on a day to day basis it's usually done in your head, that's why improving your mental math skills is always useful. If you’ve grown up hating math, that’s probably because you’ve been taught with the wrong approach. Math can help you calculate a discount on the fly, easily multiply big numbers, or quickly figure out how much dough packs you’ll need to make 50 cookies if one pack will be enough for 20.

A healthy mind is the most powerful tool that each of us needs to take everyday good decisions! ✓✓✓ we often mistakenly think we can control emotions without knowing how they are generated in us and without understanding the root of some of our behaviors Do you let yourself be guided by negative thoughts that block you in anxieties and fears? Do negative emotions take over and lead you to commit actions that are harmful to yourself and others? Do you find yourself struggling against a part of yourself, thinking that it is wrong and feeling a sense of torture? Don't you have any of ...

Amoral, cunning, ruthless, and instructive, this piercing work distills 3,000 years of the history of power into 48 well-explicated laws. This bold volume outlines the laws of power in their unvarnished essence, synthesizing the philosophies of Machiavelli, Sun Tzu, Carl von Clausewitz, and other infamous strategists. The 48 Laws of Power will fascinate any listener interested in gaining, observing, or defending against ultimate control.

This book shows how to do mental math with methods designed to simplify basic math for fast and easy calculations. Basic operations covered are addition, subtraction, multiplication, and square roots. Example problems are completed with answers for practice and improving your memory. Large and small number problems are included with real life sample problems. Exact and fast approximation techniques are shown.

Math is not only the game of numbers but also the language of nature. As a matter of fact, it has been established through research that the more we understand our universe, the more we discover interesting mathematical connections. For instance, flowers have spirals that are carefully lined up in a special sequence of numbers commonly referred to as Fibonacci numbers. This sequence can be studied, understood, and generated.

This book describes an easier kind of arithmetic that allows faster mental math calculations for addition, subtraction, division, and finding square roots than does the traditional grade school arithmetic. This book is suitable for adults, young people, and students learning arithmetic in school. Practicing this kind of arithmetic will help you to make quick calculations for everyday problems, and it should help to improve your memory and brain function.

A best-selling author and neuroscientist offers five proven steps to help you overcome the unhealthy thinking habits that contribute to anxiety, depression, and intrusive thoughts and replace them with positive thinking that leads to health, happiness, and success.

Train your brain and boost your number skills with this fast-paced mental math workout! Mental Math Challenge: 200 Speed Questions to Train Your Brain is packed with quick-fire questions that help learners sharpen their thinking, build confidence, and improve calculation speed — all without a calculator. Designed for ages 10–13, this book is perfect for: • School revision and test preparation • Screen-free learning at home • Fun brain workouts during travel or car rides • Building mental math fluency in just a few minutes a day Each question is followed by the correct answer and...

The companion book to COURSERA's wildly popular massive open online course "Learning How to Learn" Whether you are a student struggling to fulfill a math or science requirement, or you are embarking on a career change that requires a new skill set, A Mind for Numbers offers the tools you need...

INSTANT NEW YORK TIMES BESTSELLER “I have always said that your mind is the most powerful weapon. Oz has learned to master it and is now sharing his tools to help you do the same.” —David Goggins “Oz gets right to the point: Success starts with understanding people. Read Your Mind...

Whether you are a serious competitor in "number sense" or just want to enjoy some fun mental math tricks, this is the book for you! Math is Fun shows that math can be fun! The book covers tricks for students from fourth grade all the way through high school. There is also plenty of real mathematics along the way including geometry, algebra, and calculus. Also included are two sample number sense tests and the answer keys.

Mastering Mental Models: A Guide to Clear Thinking and Better Decisions Build smarter frameworks for decisions, problem-solving, and understanding the world. Your ability to think clearly and make sound decisions is your most valuable asset. Mastering Mental Models is your guide to harnessing the power of proven frameworks that simplify complexity, sharpen decision-making, and unlock success. This book introduces you to the most effective mental models—timeless principles used by the world’s greatest thinkers, leaders, and innovators. From the Pareto Principle to First Principles ...

The Art of Letting Go is all about organizing the mess in your mind. It's about how to stop focusing on the past that is over, or the future that may never occur, and being present in the situations that you can actually have agency in.

There is so much more to math than geometry and calculus! It is present in almost every life aspect, from improving your communication skills to how to fit your luggage into your car.

This book is an introduction to learning to do basic arithmetic mentally. The book covers elementary problems up to moderate difficulty and is written to be helpful to both students and adults in everyday situations where fast and accurate mental calculations are needed without the need for a computer or pencil and paper.

Are you ready to protect yourself from the hidden dangers of manipulation and psychological control? Dark Psychology and Manipulation unveils the powerful and often misunderstood tactics that individuals use to exploit others for personal gain. Whether you’re looking to defend yourself from manipulators or gain insight into human behavior, this book offers a comprehensive look at the darker side of psychology. By learning to recognize and counter these tactics, you can safeguard your mind, relationships, and well-being from those who would seek to manipulate you. What You’ll Learn: ...

Do you want to become mentally sharper and quicker? Do you want to be able to save time and calculate large numbers on the go while you're shopping or splitting up a bill at a restaurant? Do you want other people to notice how you seem to not need a calculator, how you seem like such a genius? Mental math is the ability to solve math problems in your head, without the need to write or use a calculator. And it has all of the benefits implied above and much more. Preliminary studies have even shown that mental math can improve your emotional health as well.

The 7-Day System That Transforms Young Athletes From Talented to Unstoppable. After years of competing in the high jump and serving as a naval officer, I came across something major: Physical talent alone rarely creates champions. The deciding factor lies in the battle inside their minds. Does your young athlete ever… Excel in practice but freeze during competition? Struggle with anxiety or nerves before big games? Lose confidence after a mistake instead of bouncing back? Get distracted easily and lose focus mid-play? You're not alone. These challenges haunt even the most physically ...

"Mental Alchemy: Secrets of Mentalism, Mind Reading, Persuasion, and Hypnotism" Dive into the captivating world of Mental Alchemy, where you'll uncover the secrets of mind reading, hypnotism, persuasion, and mentalism. This enthralling guide to understanding human behavior will take you on a thrilling journey through the depths of non-verbal communication, persuasion tactics, and NLP (neuro-linguistic programming), revealing the hidden power within the human mind. Have you ever imagined the possibilities if you could decipher the thoughts and emotions of others? In this transformative book,...