-47.76% is the change from 624 to 326
Calculation steps:
[( 326 - 624 ) ÷ 624] x 100 = -47.76%
Formula
Percentage change = [(326 - 624) / 624] x 100
Subtract the new number by the original number
326 - 624 = -298
-298 ÷ 624 = -0.4775641025641026
-0.4775641025641026 x 100 = -47.76%