All Maths Calculators
All tools →Maths
Scientific Calculator
Full scientific calculator with trig, log, powers and memory.
Maths
Fraction Calculator
Add, subtract, multiply and divide fractions with simplification.
Maths
Percentage Calculator
Calculate percentages, increases, decreases and percentage of.
Maths
Standard Deviation
Population and sample standard deviation with mean and variance.
Maths
Graphing Calculator
Full-featured graphing calculator. Plot functions, run statistics, matrix operations and calculus. 800+ functions.
Maths
Algebra Calculator
Solve linear and quadratic equations step-by-step with a specialised on-screen keyboard.
Maths
Calculus Integral Calculator
Compute indefinite and definite integrals step-by-step. Power rule, trig, exponential, logarithm and u-substitution explained.
Maths
Calculus Derivative Calculator
Differentiate any function step-by-step. Power, product, quotient, chain, trig, exponential and logarithm rules explained.
Maths
Dice Roller
Roll 1 to 50 dice simultaneously — d4, d6, d8, d10, d12, d20 and d100. Animated rolls with statistics.
About Our Maths Calculators
All CalcWhizz maths calculators are free, accurate and GDPR compliant. Calculations run entirely in your browser — no personal data is stored or shared. Formulas are independently reviewed and updated regularly.
Important Note: This tool is intended to provide estimates and should not be used as a substitute for professional advice. Information generated by these calculators may be incomplete and does not account for all individual circumstances. Always seek the counsel of a certified expert (such as a financial advisor, healthcare provider, or licensed engineer) before taking action based on these results.