Math & Numbers Convert Tools

Correlation Calculator

Calculate Pearson correlation, covariance, and linear association strength from paired numeric data

KG to LB

Convert kilograms to pounds with configurable decimal precision

LB to KG

Convert pounds to kilograms with configurable decimal precision

CM to Inches

Convert centimeters to inches with configurable decimal precision

Inches to CM

Convert inches to centimeters with configurable decimal precision

Meter to Feet

Convert meters to feet with configurable decimal precision

Celsius to Fahrenheit

Convert Celsius to Fahrenheit with configurable decimal precision

Fahrenheit to Celsius

Convert Fahrenheit to Celsius with configurable decimal precision

Feet to Meter

Convert feet to meters with configurable decimal precision

KM to Miles

Convert kilometers to miles with configurable decimal precision

Miles to KM

Convert miles to kilometers with configurable decimal precision

Byte to MB

Convert bytes to megabytes using the decimal MB standard with configurable precision

KMH to MPH

Convert kilometers per hour to miles per hour with configurable decimal precision

MPH to KMH

Convert miles per hour to kilometers per hour with configurable decimal precision

GB to MB

Convert gigabytes to megabytes using the decimal storage standard with configurable precision

MB to GB

Convert megabytes to gigabytes using the decimal storage standard with configurable precision

Decimal to Fraction Calculator

Convert decimals into simplified fractions or mixed numbers with configurable tolerance and denominator limits

Fraction to Decimal Calculator

Convert fractions or mixed numbers into decimals with configurable precision and percentage output

Percentage Calculator

Solve common percentage questions including percentage of a total, value from a percentage, and percentage change

Ratio Calculator

Simplify ratios, calculate ratio shares, and convert between ratio, fraction, and decimal forms

Absolute Value Calculator

Calculate the absolute value of positive, negative, or decimal numbers and explain the sign relationship

Rounding Calculator

Round numbers to integers, decimal places, tens, or hundreds using a simple rounding mode selector

Significant Figures Calculator

Count significant figures and round numbers to a target number of significant digits

Power Calculator

Raise a base to any real exponent, with optional scientific notation and verification details

Natural Log Calculator

Calculate natural logarithms ln(x), with optional comparisons to log10 and the matching exponential form

Modulo Calculator

Compute the remainder of integer division, with optional normalization to the positive modulo form

Angle Unit Converter

Convert between different angle units (degrees, radians, gradians, minutes, seconds, etc.)

Area Unit Converter

Convert between different area units (square meters, square feet, acres, hectares, etc.)

Continued Fraction Calculator

Convert numbers to continued fraction representation

Data Storage Unit Converter

Convert between different data storage units (bit, byte, KB, MB, GB, TB, etc.)

Density Unit Converter

Convert between different density units (kg/m³, g/cm³, lb/ft³, etc.)

Energy Unit Converter

Convert between different energy units (joules, calories, kilowatt-hours, BTU, etc.)

Force Unit Converter

Convert between different force units (newton, pound-force, kilogram-force, dyne, etc.)

Fraction Decimal Converter

Convert between fractions and decimals with support for mixed numbers, improper fractions, and various decimal formats

Length Unit Converter

Convert between different length units (meters, feet, inches, miles, etc.)

Number Converter

Convert numbers between different formats (decimal, binary, hexadecimal, octal)

Pressure Unit Converter

Convert between different pressure units (pascal, bar, psi, atmosphere, etc.)

Prime Factorization Calculator

Factor any integer into its prime factors with detailed analysis and mathematical properties.

Roman Numeral Converter

Convert between Arabic numbers and Roman numerals with validation and detailed results

Scientific Notation Converter

Convert numbers between standard decimal format and scientific notation, with optional engineering notation output

Speed Unit Converter

Convert between different speed units (m/s, km/h, mph, knot, mach, etc.)

Temperature Unit Converter

Convert between different temperature units (Celsius, Fahrenheit, Kelvin, Rankine)

Time Unit Converter

Convert between different time units (seconds, minutes, hours, days, weeks, etc.)

Volume Unit Converter

Convert between different volume units (liters, gallons, cups, cubic meters, etc.)

Weight Unit Converter

Convert between different weight units (kilograms, pounds, ounces, grams, etc.)

PDF Samples

Generated PDF samples from tools dated 2026-02-01 to 2026-02-10

26 Samples

Document

SVG Samples

Scalable Vector Graphics (SVG) samples demonstrating various SVG features and techniques

13 Samples

Media

Distributed Tracing Samples

Comprehensive distributed tracing examples using Jaeger, OpenTelemetry, and other modern observability tools for microservices architecture

6 Samples

Observability

Grafana Advanced Application Samples

Comprehensive Grafana samples covering advanced dashboard design, alerting configurations, data source integrations, and plugin development

6 Samples

Monitoring

ELK Stack Log Analysis Samples

Comprehensive ELK Stack (Elasticsearch, Logstash, Kibana) samples for log aggregation, processing, and visualization in distributed systems

5 Samples

DevOps

Jest Testing Framework

Comprehensive Jest testing examples including unit tests, integration tests, mocking, async testing, and advanced patterns for JavaScript/TypeScript applications

5 Samples

Testing