Grade 9
/ Proportionality 62 exercises (100% corrected)
- Equality of fractions (equations) (4 exercices)
- Duration and speed (14 exercices)
- Reminders: proportionality and percentage (5 exercices)
- Evolutions : introduction (4 exercices)
- Evolution and proportionality coefficient (6 exercices)
- Evolution: search for future value (5 exercices)
- Evolution: search for the initial value (7 exercices)
- Developments: rate search (5 exercices)
- Evolution: initial value, future value and evolution rate (2 exercices)
- Successive evolutions (3 exercices)
- Evolution and affine functions (1 exercice)