-35.75% is the change from 814 to 523
Calculation steps:
[( 523 - 814 ) ÷ 814] x 100 = -35.75%
Formula
Percentage change = [(523 - 814) / 814] x 100
Subtract the new number by the original number
523 - 814 = -291
-291 ÷ 814 = -0.3574938574938575
-0.3574938574938575 x 100 = -35.75%