-66.38% is the change from 577 to 194
Calculation steps:
[( 194 - 577 ) ÷ 577] x 100 = -66.38%
Formula
Percentage change = [(194 - 577) / 577] x 100
Subtract the new number by the original number
194 - 577 = -383
-383 ÷ 577 = -0.6637781629116117
-0.6637781629116117 x 100 = -66.38%