Briefle words · Data & charts
Percent change
The difference between two values expressed as a share of the starting value, which can look dramatic when that starting value is small.
Say it to an AI
Benefits KPI card: Q3 2026 opt-in rate as the headline with a comparison chip against Q3 2025, and two horizontal bars for the two quarters on a 0 to 10% axis. Express the change in percentage points ('▲ 2.0 pp'), not percent change, since both values are rates.
How an expert would brief the stronger version of “Benefit opt-in card”.
See it
Try it as a puzzle →KPI card on an HR benefits dashboard comparing this year's enrollment rate with last year's.
Why: A's chip says '▲ 40%' because 84 enrolled employees is 40% more than 60, even though the rate moved only from 5.0% to 7.0%.
Related words
Room 3 · Axes & scales
Learn “Percent change” in a five-minute lesson