How to Use 使用说明

1. 1. Select the type of percentage calculation
2. 1. 选择百分比计算类型
3. 2. Enter the required values
4. 2. 输入所需数值
5. 3. Click "Calculate" to see the result
6. 3. 点击"计算"查看结果

About Percentages 关于百分比

• Percentage of: Finds X% of a given number Y
• 百分比计算: 计算数字 Y 的 X%
• Percentage change: Calculates increase/decrease from X to Y
• 百分比变化: 计算从 X 到 Y 的增长/减少
• What percent: Determines what percent X is of Y
• 百分比关系: 确定 X 是 Y 的百分之几

Math Tips 数学技巧

• ▸ To find 10%, simply move the decimal one place left
• ▸ 计算10%只需将小数点左移一位
• ▸ For 5%, find 10% then divide by 2
• ▸ 计算5%可以先算10%再除以2
• ▸ Percentage increase = (New - Original)/Original × 100
• ▸ 增长百分比 = (新值 - 原值)/原值 × 100
• ▸ X% of Y is the same as Y% of X
• ▸ X%的Y等于Y%的X