AlgèbreFacile
Math Learning PlatformFractions
Intermediate
📚 fractions
📖 About this lesson
Master operations with fractions
Lesson Content
Fractions
A fraction represents ,[object Object],.
Structure of a fraction
- •[object Object], (top): number of parts
- •[object Object], (bottom): total number of parts
Adding fractions
To add fractions, they must have the ,[object Object],.
With same denominator:
14 + 24 = 34
With different denominators:
- Find common denominator
- •Convert fractions
- Add numerators
Multiplying fractions
💡 Tip
Multiply numerators together, and denominators together.
[object Object], (23) × (34) = 612 = 12
Practical Examples
1
Example 1
📋 Problem
Calculer : 12 + 14
✅ Solution
34
💡 Explanation
Dénominateur commun = 4. Donc 24 + 14 = 34
2
Example 2
📋 Problem
Calculer : 25 × 34
✅ Solution
620 = 310
💡 Explanation
Multiplier les numérateurs : 2 × 3 = 6. Multiplier les dénominateurs : 5 × 4 = 20. Simplifier : 620 = 310