How to Use 使用说明

1. 1. Enter either interest rate or years to double
2. 1. 输入利率或翻倍年数
3. 2. Click "Calculate" to see the result
4. 2. 点击"计算"查看结果
5. 3. The calculator will show the missing value
6. 3. 计算器将显示缺失的值

About Rule of 72 关于72法则

• ▸ Quick way to estimate investment doubling time
• ▸ 快速估算投资翻倍时间的方法
• ▸ Formula: Years to Double = 72 ÷ Interest Rate
• ▸ 公式: 翻倍年数 = 72 ÷ 利率
• ▸ Works best for interest rates between 6% and 10%
• ▸ 最适合6%到10%之间的利率
• ▸ Also works in reverse to find required interest rate
• ▸ 也可以反向计算所需利率

Investment Tips 投资建议

• ▸ Higher returns usually mean higher risk
• ▸ 高回报通常意味着高风险
• ▸ Consider diversifying your investments
• ▸ 考虑分散投资
• ▸ Start early to benefit from compound interest
• ▸ 尽早开始以受益于复利
• ▸ Review your investments regularly
• ▸ 定期审查您的投资