-21.15% is the change from 383 to 302
Calculation steps:
[( 302 - 383 ) ÷ 383] x 100 = -21.15%
Formula
Percentage change = [(302 - 383) / 383] x 100
Subtract the new number by the original number
302 - 383 = -81
-81 ÷ 383 = -0.21148825065274152
-0.21148825065274152 x 100 = -21.15%