Had discovered a fair number of the tricks on my own or had learned them elsewhere The processes described were sometimes just brute mathematics reuiring you compute then hold numbers in your
head and compute again However the second half had some cool techniues that I didn t and compute again However the second half had some cool techniues that I didn t and while 4 or 5 digit multiplication problems are just plain difficult as the author admits 3 and 4 digit suares are doable than I would ve thought and perfect cube roots of numbers with p to 6 digits are so easy it s fun With the neat mathematical magic tricks at the end to cap it off this book was back p to 4 stars for me Foreword by Bill NyeBILL NYEWatching him was definitely the greatest time I had in science class Knowing that he advocates this book or was bought out to support
"it is pretty "is pretty worthy of my attentionNo estion there is definitely seful to the point of being necessary information in this book In the first chapter ironically Chapter 0 I was introduced to a smorgasbord of various tricks that became immediately seful the rule of multiplying 11s suaring numbers that end in 5 multiplying two digit numbers with the same first digit and second digits that sum to 10 which I admit was a little bit harder to ha. Lightning ick calculations and amazing number tricks This book will teach you to do math in your head faster than you ever thought possible dramatically improve your memory for numbers and maybe for the first time make mathematics funYes even you can learn to do seemingly complex euations in your head; "All You Need To "you need to are a few tricks You’. ,
Ve explained but as soon as I got it
IT BECAME RIDICULOUSLY VALUABLE BEYOND THAT I LEARNED HOWbecame ridiculously valuable Beyond that I learned how do pretty much all math in my head Suaring any two digit number above 30 Was Something I Thought Was Reserved For something I "THOUGHT WAS RESERVED FOR LIKE THE GUY FROM PII "was reserved for like the guy from PiI nerdy as hell for praising the book this much but it really is that good You might not want to be bogged down with explanations of how to suare three digit numbers in your head but I would recommend anyone to read Chapter 0 then see how they like it or evaluate if it s going to be seful to them I LOVE this book It s a nerd s dream come true for me I checked it out from the library and had it for at least two months It pained me to give it back I m going to buy it soon as I get money These tricks are so wonderful it s a wonder they didn t La muralla verde use these in school I loved the Pi part I can recite Pi to a hundred digits now Always been a goal of mine too I was content with knowing it for 20 digits but this made it super easy to know it to a hundred Then the figuring out the weekday when you have a date Awesome The multiplying is really neat too As you can tell I just LOVE this book I m cheesing writing this lol Go read it If you only read one part I suggest the Pi bit. Ll be able toickly multiply and divide triple digits compute with fractions and determine suares cubes and roots without blinking an eye No matter what your age or current math ability Secrets of Mental Math will allow you to perform fantastic feats of the mind effortlessly This is the math they never taught you in schoolAlso available as an eBook. .
Free read ´ E-book, or Kindle E-pub ô Arthur T. Benjamin.
Fantastic book If you love math or would just like to be able to struggle less with it this book is a great tool One caveat however don t expect magically easy math
ABILITIES BENJAMIN SHOWS YOU THE TOOLSBenjamin shows you the tools make mental math problems exponentially easier but at the end of the day you still need to calculate Now with that out of the way can you calculate suares and suare roots in your head For two three no five digit numbers This book will show you the ways of these and many other fantastic mathematical prestidigitation techniues Calculate "The Day Of The "day of the of any calendar date Check Estimate suare roots to many decimal places Check Memorize Pi to hundreds of digits Check Use mod sums to check your answers Check digit Bottom line get this book if you want to nerd out and work your math muscles The author is enthusiastic but somehow this enthusiasm doesn t transmit to
The Reader The Tricks Work But I Am Incredibly Boredreader The tricks work but I am incredibly bored this book regardless might have worked better with real life examples but I for one am hard pressed to think of a good real life reason to multiply a pair of two digit numbers in your head I slowed down about half way through this book and was ready to give it 3 stars In some cases These simple math secrets and tricks will forever change how you look at the world of numbers Secrets of Mental Math will have you thinking like a math genius in no time Get ready to amaze your friends and yourself with incredible calculations you never thought you could master as renowned “mathemagician” Arthur Benjamin shares his techniues for. .