Rapid Arithmetic: Quick and Special Methods in Arithmetical Calculation Together with a Collections of Puzzles and Curiosities of Numbers (Classic Reprint)

Sharpen your mental math with a practical guide to arithmetic concepts and clever problem-solving.

This edition presents a wide range of techniques, from basic operations to more advanced ideas like fractions, exponents, and the decimal system, all aimed at increasing speed and accuracy in real work.

Structured as a supplementary resource, it blends useful methods with interesting number curiosities. The book offers hands-on approaches you can apply to everyday calculations, study problems, and quick mental math tricks that go beyond the standard textbook approach.

• Clear explanations of notation and signs, with practical examples for addition, subtraction, multiplication, and division
• Accessible coverage of fractions, decimals, and percent calculations, including common-denominator strategies
• Insights into exponents, powers, roots, and the behavior of numbers through real-world applications
• Numerical curiosities and shortcuts that illuminate patterns in the arithmetic of numbers

Ideal for readers who want a compact, hands-on reference to improve arithmetic fluency and quick calculation skills.