Rational Numbers Course
Gain mastery over rational numbers focusing on revenue, costs, profits, decimals, and percentages. Develop accurate fraction and decimal abilities, dodge typical pitfalls, and confirm each calculation step—perfect for professionals needing spot-on business maths in daily operations.

flexible workload of 4 to 360h
valid certificate in your country
What will I learn?
This course builds solid skills for working with fractions, decimals, and percentages confidently in everyday business situations like revenue, costs, profits, and discounts. You'll master precise fraction methods, decimal calculations, quick percentage changes, spot common mistakes, check your work, and show clear step-by-step solutions for smart decisions.
Elevify advantages
Develop skills
- Handle revenue, costs, and profits using rational numbers with quick, precise business calculations.
- Achieve fluency in fractions and decimals: convert, simplify, and calculate accurately.
- Master percentages and discounts: apply, combine, and check real-life rates effectively.
- Use exact fraction techniques: LCD, GCD, and mixed numbers for mistake-free outcomes.
- Apply error-checking methods: cross-check with decimals and produce clear, verifiable steps.
Suggested summary
Before starting, you can change the chapters and the workload. Choose which chapter to start with. Add or remove chapters. Increase or decrease the course workloadWhat our students say
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