Free Math Solver
(No Paywall or Subscription)
Step-by-step math solvers, calculators, guides and tables.
No account required. For students, teachers and parents. Free. Always.
Explore by topic
Numbers & Arithmetic
Place value, operations, BODMAS, rounding, negatives
Fractions
Equivalent fractions, operations, mixed numbers, simplifying
Decimals
Place value, operations, rounding, recurring decimals
Percentages
% of a number, increase & decrease, reverse %, VAT
Algebra
Equations, expressions, sequences, quadratics, graphs
Geometry
Shapes, area, perimeter, volume, angles, Pythagoras
Ratio & Proportion
Simplifying, scaling, direct & inverse proportion
Factors & Multiples
HCF, LCM, prime factorisation, factor trees
Statistics & Data
Mean, median, mode, range, probability, graphs
Trigonometry
Sin, cos, tan, SOHCAHTOA, sine & cosine rules
Step-by-step. Every time.
Our math solver doesn't just give you an answer — it shows you the full working, so you actually understand what's happening.
Enter your problem
Type any maths problem, pick a structured calculator, or browse by topic. Works for any level — from primary school to pre-university level.
See the full working
Every step is shown and explained — not just the final answer. Toggle between guided mode (more help) and open mode (test yourself).
Actually understand it
Learn it, Teach it, Understand it. Every topic has real-world examples, practice questions and resources for students, teachers and parents.
More than a math solver.
Most math solvers give you an answer. We give you the answer, the method, the context, and the confidence to do it yourself next time. For free. Always.
- ✓ Free forever — No paywall, no sign-up, no limits. Every step, always shown.
- ✓ Structured, not just a chatbox — Purpose-built calculators for each topic type — not a generic AI wrapper.
- ✓ Teaches, not just solves — Learn it · Teach it · Understand it on every topic page.
- ✓ For everyone — Students, teachers and parents — each gets what they need.
- ✓ Quizzes, flashcards & downloads — Practice, revise and print — all free, all in one place.
A math solver for every topic
Our free math solver covers the full school maths curriculum — from basic arithmetic through to pre-university level. Whether you need a percentage calculator, a quadratic equation solver, a fraction calculator or a trigonometry solver, we have a free step-by-step tool for it.
Frequently asked questions
What is a math solver?
A math solver is a tool that solves mathematical problems step-by-step, showing you the full working rather than just the final answer. mathsolvers.io offers free math solvers for every school maths topic — from percentages and fractions to algebra, geometry and trigonometry.
Is mathsolvers.io completely free?
Yes — 100% free, with no paywall, no sign-up and no limits. Every step-by-step solution, every calculator, every guide and every resource is free to use. Always.
How is it different from just asking ChatGPT?
ChatGPT gives you a conversational answer. mathsolvers.io gives you structured, purpose-built tools — with proper maths formatting, guided step-by-step working, real-world examples, practice quizzes and printable worksheets. It's built specifically for maths, not general conversation.
What maths topics does the math solver cover?
Our math solvers cover the full school curriculum: numbers and arithmetic, fractions, decimals, percentages, algebra, geometry, ratio and proportion, factors and multiples, statistics, and trigonometry. We have dedicated solvers and calculators for each topic.
Can I use it for school maths?
Yes. mathsolvers.io covers all school maths topics in depth, with step-by-step solvers, worked examples, practice questions and revision guides. We also cover junior secondary, pre-university level, SAT Math, and primary school maths.
Is it suitable for parents and teachers?
Absolutely. Every topic page has three lenses: Learn it (for students), Teach it (for teachers — with real-world examples, common mistakes and printable worksheets), and Understand it (for parents — explaining the topic in plain English with tips on how to help at home).