-63.37% is the change from 688 to 252
Calculation steps:
[( 252 - 688 ) ÷ 688] x 100 = -63.37%
Formula
Percentage change = [(252 - 688) / 688] x 100
Subtract the new number by the original number
252 - 688 = -436
-436 ÷ 688 = -0.6337209302325582
-0.6337209302325582 x 100 = -63.37%
Example