Pembundaran Jurubank
Pembundaran Banker (Separuh Genap) direka untuk pengiraan berulang di mana berat sebelah seri penting.
Kalkulator Pembundaran
Masukkan nombor dan pilih pilihan pembundaran anda
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🪄 Contoh Pantas
📋 Bagaimana Ia Berfungsi
Bagaimana Ia Berfungsi
1
Langkah 1
Round normally when the deciding digit is not an exact tie.
2
Langkah 2
On exact ties at 5, check the kept digit parity.
3
Langkah 3
Choose the even outcome to finish rounding.
📊 Contoh
Contoh Kerja
Examples focus on tie-value parity decisions.
| Input | Sasaran | Kaedah | Hasilnya |
|---|---|---|---|
| 2.5 | Nombor Bulat Terdekat | Pusingan Separuh Genap (Jurubank) | 2 |
| 3.5 | Nombor Bulat Terdekat | Pusingan Separuh Genap (Jurubank) | 4 |
| 6.25 | Kesepuluh Terhampir (1 dp) | Pusingan Separuh Genap (Jurubank) | 6.2 |
Petua
Kesilapan Biasa
Elakkan ralat pembundaran yang kerap ini semasa mengesahkan output.
- Assuming every tie rounds upward.
- Ignoring odd/even parity of the kept digit.
- Applying Half Even logic to non-tie digits unnecessarily.
- Using Half Up in workflows that require bias reduction.
❓ Soalan Lazim
Soalan Lazim
Why is this called banker's rounding?
It is widely used in finance and statistics to reduce cumulative rounding bias.
Does Half Even always round ties down?
No. Ties round to the nearest even outcome, which can be up or down.
When should Half Even be preferred?
Prefer it when repeated rounding should not drift systematically upward or downward.
Can Half Even be used for large numbers?
Yes. It works for all supported place values.