-60.26% is the change from 687 to 273
Calculation steps:
[( 273 - 687 ) ÷ 687] x 100 = -60.26%
Formula
Percentage change = [(273 - 687) / 687] x 100
Subtract the new number by the original number
273 - 687 = -414
-414 ÷ 687 = -0.6026200873362445
-0.6026200873362445 x 100 = -60.26%