Calculadora de Regra de 3
Android app by B20 Conteúdo Digital. Education · B20 Conteúdo Digital
- Store rating
- Unknown
- Store rating count
- Unknown
- Download price
- Free to download
- In-app purchases
- Not listed in captured metadata
- Version
- 2.0
- Listing last refreshed
- 2026-09-16
View the original store listing
Store description excerpt
The Rule of Three Calculator was created to facilitate the solution of problems involving proportions, whether simple or compound. With an intuitive interface and step-by-step explanations, you'll understand how the calculation is performed—ideal for students, teachers, professionals, and those just wondering. The app supports: 🔹 Simple Rule of Three (Direct or Inverse) 🔹 Compound Rule of Three with multiple quantities 🔹 Formulas displayed automatically 🔹 Step-by-step explanation of each calculation 🔹 Calculation history (optional) 🔹 Dark theme (dark mode) 🔹 One-tap result sharing You enter the known values, and the app solves the problem by showing the logic behind it, including proportion construction, cross-multiplication, isolating the X, and obtaining the result. No internet connection is required to use the calculation features. And for your peace of mind, no personal data is collected—everything happens locally on your device. 💡 Useful for those who need to solve math problems quickly and didactically
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