Rational Numbers Course
Master rational numbers through revenue, cost, profit, decimals, and percentages. Build precise fraction and decimal skills, avoid common errors, and verify every step—ideal for math professionals who need accurate, real-world calculations.

from 4 to 360h flexible workload
valid certificate in your country
What will I learn?
The Rational Numbers Course gives you practical skills to handle fractions, decimals, and percentages with confidence in real revenue, cost, profit, and discount scenarios. You will practice exact fraction workflows, terminating decimal operations, and fast percent conversions while learning to avoid common errors, verify results, and present clear, stepwise calculations suitable for precise, everyday decision-making.
Elevify advantages
Develop skills
- Revenue, cost, and profit with rational numbers: fast, exact business math.
- Fraction and decimal fluency: convert, simplify, and compute with precision.
- Percent and discount mastery: apply, combine, and verify real-world rates.
- Exact fraction workflows: LCD, GCD, and mixed numbers for error-free results.
- Error-checking techniques: cross-verify with decimals and clear, audit-ready steps.
Suggested summary
Before starting, you can change the chapters and workload. Choose which chapter to start with. Add or remove chapters. Increase or decrease the course workload.What our students say
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