Prealgebra 2e

Prealgebra 2e gently prepares learners for algebra, making it ideal for students rebuilding their mathematical foundations. It covers whole numbers, integers, fractions, decimals, ratios, percentages, basic geometry and an introduction to the language of algebra, with a patient, step-by-step approach and plenty of practice. As an openly licensed OpenStax title it is free to read, download and redistribute. For O-Level students and adult learners returning to study, it offers a supportive, legally shareable path back into mathematics.