Percentage Calculator
Free Online Percentage Calculator - Instant Percent Computation
Calculate percentages quickly and easily. Supports "What is X% of Y?", "X is what % of Y?", and "% change from X to Y" modes.
💡 What is Percentage?
Percentage comes from Latin "per centum" meaning "per hundred." It represents a ratio as a fraction of 100 and is widely used in daily life for discounts, interest rates, taxes, statistics, and more.
Result
-
Formula Used:(Percent / 100) x Value
📝 How to Use
- Select a calculation mode (one of three)
- Enter two values
- Results are calculated instantly as you type
- View the formula used for the calculation
🔧 Percentage Tips
- Discounts: Find X% of price and subtract
- Interest: Principal x Rate(%) = Interest
- Growth rate: Useful for sales, population changes
- Proportions: Understand part-to-whole ratios
- Tipping: 10-20% of the meal cost
📚 各地区计算规则说明
计算逻辑
采用公开的金融、贷款、比率与单位换算标准公式。
参考范围
参考公开标准与各地区常见实务规则。
前提条件
税费、费率、上限会因地区和机构而不同。
结果解读
结果可作为基准情景。正式决策前请与当地机构报价和税务规则对比。
地区默认值
货币: CNY
单位: metric
税务模型: US payroll estimate
法规提示
本工具基于地区预设进行估算。实际合同条款与法定上限可能因机构和当地法规而不同。
建议操作
- 正式申请前请至少比较 2~3 家本地机构方案。
- 再次核对费用、税务处理和提前还款条款。
- 用利率 +1~2% 与收入下降场景再测一次。
做真实决策前，请先确认当地机构的最新条款。