Quick er Calculations - How to add, subtract, multiply, divide, square, and square root more swiftly

Af Trevor Davis Lipscombe

Genre Alle andre bøger

Finalist of the 2022 PROSE AwardsHow fast can you calculate? Would you like to be faster? This book presents the time honored tricks and tips of calculation, from a fresh perspective, to boost the speed at which you can add whether a couple of numbers, o