-55.87% is the change from 766 to 338
Calculation steps:
[( 338 - 766 ) ÷ 766] x 100 = -55.87%
Formula
Percentage change = [(338 - 766) / 766] x 100
Subtract the new number by the original number
338 - 766 = -428
-428 ÷ 766 = -0.5587467362924282
-0.5587467362924282 x 100 = -55.87%