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LCM & HCF Calculator

Enter two or more numbers to get their Least Common Multiple (LCM) and Highest Common Factor (HCF/GCD) — perfect for homework and number theory practice.

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Fraction to Decimal

Convert and simplify mathematical fractions to decimals.

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Scientific Calculator

Advanced functions including trigonometry, logarithms, and more.

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Quadratic Calculator

Solve quadratic equations with real or complex roots.

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Roman Numeral Converter

Convert numbers to Roman numerals and back.

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