-68.71% is the change from 620 to 194
Calculation steps:
[( 194 - 620 ) ÷ 620] x 100 = -68.71%
Formula
Percentage change = [(194 - 620) / 620] x 100
Subtract the new number by the original number
194 - 620 = -426
-426 ÷ 620 = -0.6870967741935484
-0.6870967741935484 x 100 = -68.71%