-64.07% is the change from 988 to 355
Calculation steps:
[( 355 - 988 ) ÷ 988] x 100 = -64.07%
Formula
Percentage change = [(355 - 988) / 988] x 100
Subtract the new number by the original number
355 - 988 = -633
-633 ÷ 988 = -0.6406882591093117
-0.6406882591093117 x 100 = -64.07%