MathStep is an Android app that aims to help beginners struggling with basic math concepts. The app offers step-by-step solutions to all sorts of problems involving numbers, making it a great tool for classroom teaching, everyday life, and homework assistance. MathStep provides a math refresher for adults, and is a valuable resource for new learners. The app covers various topics such as arithmetic, order of operations, factors, multiples, fractions, basic algebra, and percentages.

The arithmetic section includes column addition, subtraction with grouping and borrowing, long multiplication, and long division method. The order of operation section allows users to solve arithmetic expressions with PEMDAS/BODMAS rules. In the factors and multiples section, users can learn prime factorization of a number and find LCM and GCF (HCF) of up to four numbers. In the fractions section, users can learn to simplify, add, subtract, multiply, divide, and compare fractional numbers. The basic algebra section includes solving linear equations in one variable and finding missing values in proportions. Lastly, the percentage section teaches users how to work with all kinds of percentage problems.

Overall, MathStep is an excellent app for anyone who wants to improve their math skills. It is free to use and provides a comprehensive learning experience.