-60.32% is the change from 688 to 273
Calculation steps:
[( 273 - 688 ) ÷ 688] x 100 = -60.32%
Formula
Percentage change = [(273 - 688) / 688] x 100
Subtract the new number by the original number
273 - 688 = -415
-415 ÷ 688 = -0.6031976744186046
-0.6031976744186046 x 100 = -60.32%