购物

日常生活快捷计算器:日期、时间、旅行预算、小费和货币换算。

Percent Off Calculator

Calculate the sale price after one or two stacked discounts. Stacked discounts multiply, not add — find your true effective discount and savings.

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Tip Calculator

Calculate the tip amount, total bill, and cost per person for any party size. Includes an international tipping customs reference table.

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Discount Calculator

Calculate the final price after a percentage discount plus optional sales tax. See how much you save. Handles stacked tax-and-discount order correctly.