四舍五入到最接近的十分位
当您的输出需要一位小数和明确的绑定方法控制时，请使用此页面。
舍入计算器
输入数字并选择您的舍入首选项
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🪄 快速示例
📋 How It Works
它是如何运作的
1
Step 1
Keep one decimal place and inspect the hundredths digit.
2
Step 2
Apply the selected rounding method.
3
Step 3
Return a 1 dp result.
📊 Examples
工作示例
Examples include carry-over cases like 19.99 to one decimal place.
| 输入 | 目标 | 方法 | 结果 |
|---|---|---|---|
| 5.24 | 最近的十分之一 (1 dp) | 向上舍入一半 | 5.2 |
| 5.25 | 最近的十分之一 (1 dp) | 向上舍入一半 | 5.3 |
| 19.99 | 最近的十分之一 (1 dp) | 向上舍入一半 | 20.0 |
温馨提示
常见错误
Avoid these frequent rounding errors when validating outputs.
- Checking thousandths instead of hundredths.
- Dropping to whole number output by mistake.
- Forgetting to preserve a trailing decimal zero when needed.
- Ignoring method choice at tie boundaries.
❓ 常见问题解答
常见问题解答
Is nearest tenth the same as 1 decimal place?
Yes. Nearest tenth means keeping one digit after the decimal point.
Which digit decides tenth rounding?
The hundredths digit controls whether the tenths digit changes.
Can I switch to 2 dp here?
Use nearest hundredth or the decimal hub for multi-decimal options.
Do methods matter at 1 dp?
Yes. Different methods can produce different results on tie values.