-30.1% is the change from 764 to 534
Calculation steps:
[( 534 - 764 ) ÷ 764] x 100 = -30.1%
Formula
Percentage change = [(534 - 764) / 764] x 100
Subtract the new number by the original number
534 - 764 = -230
-230 ÷ 764 = -0.3010471204188482
-0.3010471204188482 x 100 = -30.1%