Mental Math: Tricks And Practical Strategies To Make Calculations Faster, Enhance Your Math Skills And Solve Everyday Math Problems
商品資訊
ISBN13：9781513673196
出版社：Lightning Source Inc
作者：Thomas Scofield
出版日：2020/11/16
裝訂：平裝
規格：22.9cm*15.2cm*0.4cm (高/寬/厚)
商品簡介
Will you pay more a $19.99 shirt with a 20% discount or a $24.99 shirt with a 30% discount? Can you quickly calculate how many eggs you'll need to make 100 pancakes, if your recipe says that 2 eggs make 20 pancakes? Can you reckon how much will a $30/month gym membership cost over the course of 24 months without writing anything or pulling out a calculator?
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 isn't just boring formulas and pointless calculations, it can actually be a really useful skill. It 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.
In this book you'll find many tricks and practical strategies to improve your math skills, learn how to make calculations faster and solve everyday math problems more easily. And don't worry...
This isn't your average and boring book on math theory. You'll find helpful, to-the-point tips and tricks that will actually help you speed up and simplify the calculations you do in your everyday life.
Here are some practical tricks you'll learn:
- How To Quickly Multiply Any Number By 3, 4, 5, 6, 9 And 10.
- Practical Math Strategies That Will Help You Solve Everyday Math Problems More Easily
- How To Use The Plugging In Numbers (PIN) Technique To Make Calculations Without Any Calculator
- The Right Way To Calculate Discounts On The Fly And Save More While Shopping
- Tips And Tricks To Add And Subtract Fractions Faster
- What Is Trigonometry And How It Can Be Helpful In Physics, Marine Biology, Criminology And Surveying
- How To Quickly Determine Mean, Median And Standard Deviation In Everyday Life
- A Complete List Of Conversion Factors To Easily Switch Between Different Units
- How To Mentally Determine Your Mortgage And Down Payment Amount
- And Much, Much More
Solve Everyday Math Problems More Easily
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