-29.1% is the change from 921 to 653
Calculation steps:
[( 653 - 921 ) ÷ 921] x 100 = -29.1%
Formula
Percentage change = [(653 - 921) / 921] x 100
Subtract the new number by the original number
653 - 921 = -268
-268 ÷ 921 = -0.2909880564603692
-0.2909880564603692 x 100 = -29.1%