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Online Conversion is a resource for weights, measures, calculators, converters.

Calculators online for finance, math, algebra, trigonometry, fractions, physics and time. Use an online calculator, search or suggest a new calculator that we can build for free online use. Conversions and calculators to use online for free. Formerl...

wikiHow is a wiki based collaboration to build the world’s largest, highest quality how to manual. Our multilingual how to manual has free step-by-step instructions on how to do all types of things.

CalculateMe.com is a tool that helps you convert between various things.

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A comprehensive calculation website, which aims to provide higher calculation accuracy, ease of use, and fun, contains a wide variety of content such as lunar or nine stars calendar calculation, oblique or area calculation for do-it-yourself, and hig...