百分比變化計算器
比較起始值與結束值，計算增加或減少的百分比。
數學工具
百分比變化計算器
比較起始值與結束值，計算增加或減少的百分比。
百分比變化結果
百分比變化
25%
方向
增加
差額
25
公式：(新值 - 原始值) / |原始值| x 100%
如何使用
- 1 Enter the value, text, or image required by the tool.
- 2 Review the selected mode, unit, ratio, or format before using the result.
- 3 Copy or download the result when available, and verify important use cases manually.
公式
Calculation follows the displayed arithmetic formula for this tool.
範例
Original value 100 and new value 125 equals a 25% increase.
常見問題
Can Percentage Change Calculator handle invalid input? +
Yes. Percentage Change Calculator shows a message when the input cannot be calculated.
Are Percentage Change Calculator results exact? +
Results are suitable for quick checking and learning; verify important calculations manually.
Can I copy the Percentage Change Calculator result? +
Yes. When a valid result exists, use the copy result button in the result panel.