These calculators help students check homework and help everyone with everyday maths. Each one shows how the answer was worked out, so you learn the method and not just the result.
Which calculator should I use?
- Average: the average calculator gives the mean, median, mode and range.
- Ratio and proportion: the ratio calculator simplifies ratios, solves proportions and splits amounts.
- Fractions: the fraction calculator adds, subtracts, multiplies and divides, and the decimal to fraction calculator converts both ways.
- Factors: the LCM and HCF calculator and the prime number calculator.
- Roots: the square root calculator gives square, cube and n-th roots and the simplest radical form.
- Percentages: the percentage calculator.
FAQ
Can I use these for exam preparation?
Yes. Try the question yourself first, then use the calculator and its steps to check your answer and method.