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Máy tính phân số

Fraction calculator: add, subtract, multiply and divide fractions with simplification, mixed numbers and decimal conversion for math.

Cách sử dụng

Nhập tử số, mẫu số của hai phân số và ký hiệu toán học, kết quả sẽ hiển thị dưới dạng phân số tối giản và số thập phân theo thời gian thực.

Overview

Fraction Calculator is a calculator tool that Fraction calculator: add, subtract, multiply and divide fractions with simplification, mixed numbers and decimal conversion for math. It runs 100% in your browser with no upload, so you get instant results with privacy. Whether you need a quick answer or batch processing with precise control, you can enter, validate and export in seconds. The UI is responsive on mobile, tablet and desktop and supports one-click copy.

Use cases

  • Percent and discount
  • Unit-price and coupon math
  • Unit and ratio conversion
  • BMI/BMR and calorie needs
  • Use it to cross-check “分数计算、fraction calculator” in reports, docs or APIs to avoid manual conversion errors

How to use

  1. 1 Enter numbers and operators
  2. 2 See live result and steps
  3. 3 Switch units/precision
  4. 4 Save frequent formulas

Highlights

  • Local & private: processing stays in your browser
  • Live validation with tolerant parsing
  • One-click copy and export for docs, code or sheets
  • Batch and offline support under poor network

Notes

  • Distinguish percent share vs growth
  • Health calculators are for reference only
  • Parentheses clarify precedence

FAQ

History?
Last 20 entries saved locally.
Decimals?
Default 2 decimals, adjustable.
How is Fraction Calculator different?
It runs locally with a focus on speed and privacy, plus tolerant parsing for “分数计算、fraction calculator” and one-click copy for reuse.
Can I use results in official reports?
Use it as a working draft and cross-check with authoritative sources; keep the exported log and parameters for traceability.
Tip：Tip: Bookmark this page or pin the tab; find related tools via categories and search (convert → calculate → export).
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All calculations run locally in your browser; nothing is uploaded.