Here are a few options for the description of a WordPress post tag named “短除法” (“Short Division” in Traditional Chinese), catering to different levels of formality and target audiences:

**Option 1: Concise & Informative (Good for general audience)**

> 「短除法」是一種利用連續除法，簡化手算除法的數學方法。適用於尋找最大公因數（GCD）與最小公倍數（LCM）。

> *(Translation: “Short Division” is a mathematical method that simplifies long division by using consecutive division. It’s applicable for finding the Greatest Common Divisor (GCD) and the Least Common Multiple (LCM.)*

**Option 2: Slightly More Detailed (Suitable for students or teachers)**

> 了解「短除法」，掌握數字分解的技巧。此標籤下的文章將詳細解釋短除法的步驟、練習題與應用範例，幫助您更有效地學習數學，增進計算能力。

> *(Translation: Learn “Short Division” and master the techniques of number factorization. Articles under this tag will detail the steps of short division, practice problems, and application examples, helping you learn math more effectively and improve your calculation skills.)*

**Option 3: Focus on Practical Application (Ideal for someone looking for problem-solving help)**

> 正在尋找最大公因數或最小公倍數？「短除法」就是您的解題利器！在這裡，您可以找到關於短除法的教學、解題步驟、以及如何將它應用於實際問題的技巧。

> *(Translation: Looking for the Greatest Common Divisor or the Least Common Multiple? “Short Division” is your problem-solving tool! Here, you can find tutorials on short division, solution steps, and techniques on how to apply it to real-world problems.)*

**Option 4: More Casual & Engaging (Good for a blog aimed at kids or enthusiasts)**

> 數學小幫手來囉！「短除法」就像把大除法變短變好用的魔法！想知道怎麼把數字快速分解，找出最大公因數和最小公倍數嗎？快來看看這標籤下的文章吧！

> *(Translation: Math helper is here! “Short Division” is like a magic trick that makes long division shorter and easier! Want to know how to quickly factorize numbers and find the Greatest Common Divisor and the Least Common Multiple? Come check out the articles under this tag!)*

**Key Considerations when choosing the right description:**

* **Target Audience:** Who are you writing for? Students? Teachers? General readers?
* **Content of the Blog:** What is your blog about? Math tutorials? Educational resources? Problem-solving guides?
* **Tone:** Do you want to be formal, informal, or engaging?
* **Keywords:** Ensure that your description includes relevant keywords like “最大公因數 (GCD)”, “最小公倍數 (LCM)”, “數學 (math)”, and “解題 (problem-solving)” depending on your focus.

Choose the option that best suits your needs! You can also adapt or combine elements from the provided options. Remember to save your chosen description in the “Description” field for the “短除法” tag in your WordPress admin panel.