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PED & PES Elasticity Quest

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IGCSE Economics elasticity practice

Complete 35 randomized missions covering PED, PES, percentage-change calculations, graph interpretation, revenue decisions and elasticity classification. This activity is part of the IGCSE360 Practice Zone.

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IGCSE ECONOMICS • ELASTICITY ARENA

PED & PES
Elasticity Quest

35 randomized missions. Calculations, graphs, revenue puzzles and rapid-fire elasticity decisions.

35Missions
2Topics
∞Replays
🧮Calculation LabPED, PES, % changes & revenue
📈Graph ArenaRead, classify & build elasticity curves
⚡Streak XPCorrect answers build your multiplier
🏆Final ReportScore, mastery & topic breakdown

A different question set is generated every time you start.

PEDMission 1 of 35
XP0
🔥 Streak 0 ✅ Correct 0 🎯 Accuracy —
Calculation Core
+100 XP

Question appears here

🏆
QUEST COMPLETE

Elasticity Champion

You completed all 35 missions.

0/350%
⚡0Total XP
🔥0Best Streak
🎯0%Accuracy
PED Mastery0%
PES Mastery0%
Calculations0%
Graphs0%

Elasticity Formula Deck

PED% change in quantity demanded ÷ % change in price
PES% change in quantity supplied ÷ % change in price
% change(new − original) ÷ original × 100
RevenuePrice × Quantity sold

For PED classification, focus on the size of the PED value: > 1 elastic, < 1 inelastic, = 1 unitary.