ToolForge

按分計算機

Ratio splitter: allocate total by ratios to items with amount and percent, custom weight and precision for bonuses and resources, with one-click with one-click.

使い方

合計金額と比率（カンマ区切り）を入力すると、各部分の金額と配分差がリアルタイムで計算されます。

Overview

Ratio Splitter is a Finance tool. Allocate total by ratios to items with amount and percent, custom weight and precision for bonuses and resources, with one-click with one-click. 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

  • Daily use of Ratio Splitter: Enter the total and ratios (comma separated) to split and see the remainder. — enter and get instant results without manual lookup.
  • One-click copy keeps results ready to save, check or share with family and pros.
  • Use Ratio Splitter offline or on poor network — all calculations stay local and private.
  • Estimate take-home and tax
  • Model cash flow and payback

How to use

  1. 1 Enter the total and ratios (comma separated) to split and see the remainder..
  2. 2 Toggle repayment methods to compare interest
  3. 3 Review schedule and charts
  4. 4 Copy or export details

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

  • Check prepayment penalties
  • Nominal vs effective rate may differ
  • Excludes fees/insurance

FAQ

Why a few dollars off from bank?
Day-count and rounding differences within 0.1%.
Equal payment vs equal principal?
Equal payment is steady; equal principal saves total interest but starts higher.
How is Ratio Splitter different?
It runs locally with a focus on speed and privacy, plus tolerant parsing for “ratio split” 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.
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すべての計算はブラウザ内で実行され、データはアップロードされません。