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Questions, corrections, or feedback? We would like to hear from you. If you have spotted an error in a calculator or one of its sources, tell us what and where — corrections are a priority and we act on them quickly.
Spotted an error?
Accuracy matters to us. If you think a calculator is wrong, email us the calculator name and the numbers you entered, and we will look into it.
Email us athello@unitcalculators.com