Matemática
Ferramentas matemáticas: conversão de bases, números aleatórios e mais
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📐 Matemática · Total 53 ferramentas
Calculadora do jogo 2424 game: create 4 numbers to make 24 with solutions and hints, multi-difficulty and timer for math and brain training, with one-click copy, offline.
Calculadora de série aritméticaCalculate the nth term and sum of an arithmetic series. Calculates sum, nth term and average for arithmetic series. Supports batch processing and one-click copy.
Calculadora bináriaBinary calculator: support binary add subtract multiply divide and bitwise with decimal view for learning and dev, with one-click copy, offline.
Calculadora de círculoCircle calculator: calculate area, circumference and diameter from radius, diameter or circumference for learning, with one-click copy and offline.
Calculadora de números complexosComplex number calculator: add, subtract, multiply and divide complex numbers with magnitude and conjugate, showing a+bi with polar view for math, one-click copy.
Calculadora de intervalo de confiançaConfidence interval calculator: calculate interval from sample mean and size at 90/95/99% for statistics, with one-click copy and offline.
Calculadora de coeficiente de correlaçãoCorrelation coefficient: enter two datasets to get Pearson and Spearman with significance, scatter plot and regression for analysis.
Calculadora de decimal para fraçãoDecimal to fraction converter: convert decimals to simplest fractions and mixed numbers with repeating detection for math, with one-click copy and offline.
Calculadora de diluiçãoDilution calculator: calculate stock volume and solvent by C1V1=C2V2 with molarity and percent for lab and reagent preparation.
Calculadora de distância entre pontosDistance between points: enter two points to get straight distance, midpoint and slope in 2D and 3D with unit conversion for math and surveying.
Calculadora de fatorialFactorial calculator: calculate n! with digit count supporting 0-170 using scientific notation for larger with tips for math, with one-click copy and offline.
Calculadora de sequência de FibonacciFibonacci calculator: generate sequence, get Nth term and sum by count with fast matrix and big integers for math and algorithms.
Calculadora de fração para decimal e porcentagemFraction to decimal converter: convert numerator and denominator to decimal and percentage with repeating detection for math, with one-click copy and offline.
Calculadora de MDC e MMCGCD and LCM calculator: enter multiple integers to get GCD and LCM with steps for math study. Supports batch processing and one-click copy.
MDC e MMCGCF and LCM calculator: quickly get greatest common factor and least common multiple for multiple integers with fraction simplification for teaching.
Calculadora de média geométricaGeometric mean calculator: enter values to get geometric mean, product and log average for growth rates and exponential averages.
Calculadora de média harmônicaHarmonic mean calculator: enter values to get harmonic mean and reciprocal average for rate averaging and finance. Supports batch processing and one-click copy.
Calculadora de distância por coordenadasHaversine distance calculator: calculate great-circle distance from two coordinates for travel, with one-click copy and offline.
Calculadora hexadecimalHex calculator: add, subtract, multiply and divide hex with decimal conversion and bitwise ops for programming and embedded.
Resolvedor de equações linearesLinear equation solver: solve one-variable and 2-variable linear systems by entering coefficients with steps and graph help for math study.
Calculadora de regressão linearLinear regression: enter two datasets to get regression equation, slope, intercept and R² with scatter plot for stats. Supports batch processing and one-click copy.
Calculadora de logaritmosLog calculator: get common, natural and any-base logarithms with change-of-base and steps for math study. Supports batch processing and one-click copy.
Calculadora de margem de erroMargin of error calculator: computes error margin and confidence interval by sample size and confidence. Supports batch processing, export and one-click copy.
Calculadora de matrizMatrix calculator: compute determinant, inverse and transpose for 2x2 and 3x3 matrices with step-by-step results for linear algebra, with one-click copy and offline.
Calculadora de mediana e modaMedian and mode calculator: enter values to get median, mode, mean and range for statistics study. Supports batch processing and one-click copy.
Calculadora de ponto médioMidpoint calculator: enter two points to get midpoint, distance and slope in 2D and 3D for math and surveying. Supports batch processing and one-click copy.
Calculadora de aritmética modularMod calculator: get remainder by dividend and divisor with big integers and negatives for programming and number theory Supports batch processing and one-click copy.
Calculadora de massa molarMolar mass calculator: enter chemical formula to get molar mass, element percent and mole conversion with brackets and hydrates for chemistry.
Calculadora de distribuição normalNormal distribution calculator: enter mean, std and interval to get PDF, CDF and quantiles with chart for stats and data analysis, with offline copy and history.
Calculadora de raiz enésimaNth root calculator: compute nth roots with power check for fractions and negatives for math and engineering, with one-click copy, offline and history.
Calculadora de variação percentualPercentage change calculator: calculate increase or decrease percent from original and new values for price comparison, with one-click copy and offline.
Calculadora de diferença percentualPercentage difference calculator: get absolute and percentage difference from two numbers with formula for comparison, with one-click copy, offline and history.
Calculadora de erro percentualPercentage error calculator: get absolute and percent error from true and measured values with formula for lab validation, with one-click copy, offline and history.
Calculadora de permutações e combinaçõesPermutation and combination calculator: calculate P(n,r) and C(n,r) from total and pick count with formulas for math, with one-click copy and offline.
Calculadora de área de polígono regularPolygon area calculator: calculate area and perimeter from sides and length with visualization for geometry, with one-click copy and offline.
Verificador de números primosPrime checker: test if number is prime with factors and steps for large and bulk numbers for math, with one-click copy, offline and multilingual.
Calculadora de fatoração primaPrime factorization: factor integer into primes with tree and exponential form for big numbers, with one-click copy, offline and history.
Gerador de números primosPrime number generator: generate primes by range or count with filter, stats and export for research, with one-click copy, offline and multilingual.
Calculadora do teorema de PitágorasPythagorean theorem calculator: enter two sides to get third side with formula, area and angles, right-angle check and diagram for math and with one-click copy,.
Solucionador de equação quadráticaQuadratic equation solver: calculate discriminant, real roots, vertex and opening direction from coefficients with chart for math, with one-click copy and offline.
Calculadora de proporçãoRatio calculator: solve missing term from known ratios with cross-multiplication for recipes, scaling and allocation, with one-click copy, offline and multilingual.
Calculadora de arredondamentoRounding calculator: round to chosen decimal places up, down or half-up showing original and result for finance and statistics, with one-click copy and offline.
Calculadora de tamanho de amostraSample size calculator: estimate sample size from confidence and margin with correction for surveys, with one-click copy and offline.
Calculadora de notação científicaScientific notation calculator: add and multiply numbers in scientific notation with plain results for physics, with one-click copy and offline.
Conversor de notação científicaScientific notation converter: convert between standard and scientific notation with significant figures and exponent for study and research, with with one-click.
Calculadora de progressõesSequence calculator: compute nth term and sum from first term and difference/ratio for math, with one-click copy and offline.
Calculadora de volume de formas 3D3D shape volume calculator: compute volume and surface area of cubes and cylinders for learning, with one-click copy and offline.
Calculadora de algarismos significativosSignificant figures calculator: count sig figs and round to chosen digits with scientific notation for lab and homework, one-click copy and offline.
Calculadora de esferaSphere calculator: calculate diameter, circumference, volume and surface area from radius for learning, with one-click copy and offline.
Calculadora de desvio padrãoStandard deviation calculator: get mean, variance and std dev from data list with visualization for statistics and teaching, with one-click copy, offline.
Calculadora de área de triânguloTriangle area calculator: get area from base height, two sides angle or three sides with formula and diagram for math, with one-click copy, offline.
Calculadora de vetoresVector calculator: support add subtract, dot, cross and magnitude with visualization for math and physics, with one-click copy, offline.
Calculadora de escore ZZ score calculator: get Z score from value, mean and std dev with probability and interpretation for statistics, with one-click copy, offline and multilingual.
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O que é a categoria Matemática?
A categoria Matemática inclui 53 ferramentas gratuitas, todas no navegador.
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