Calculate percentage point changes and understand the difference between percentage points and percentage changes. Perfect for analyzing rates, polls, and statistical data.
Interest Rate Change:
5% → 7% = 2 percentage points increase (40% percentage increase)
Poll Results:
45% → 48% = 3 percentage points increase (6.7% percentage increase)
| Original | New | Percentage Points | Percentage Change | Basis Points |
|---|---|---|---|---|
| 10% | 15% | +5 pp | +50% | +500 bps |
| 25% | 30% | +5 pp | +20% | +500 bps |
| 50% | 55% | +5 pp | +10% | +500 bps |
| 80% | 85% | +5 pp | +6.25% | +500 bps |
| 5% | 3% | -2 pp | -40% | -200 bps |
| 60% | 45% | -15 pp | -25% | -1500 bps |
Interest rate changes, bond yields, inflation rates, and economic indicators.
Election polls, approval ratings, and voting percentage changes.
Market share changes, success rates, and performance indicators.
Test score improvements, research success rates, and statistical analysis.
Percentage points are the arithmetic difference between two percentages (50% - 30% = 20 percentage points). Percentage change is the relative change ((50-30)/30 × 100 = 66.7% increase). They measure different things and should not be confused.