-35.63% is the change from 988 to 636
Calculation steps:
[( 636 - 988 ) ÷ 988] x 100 = -35.63%
Formula
Percentage change = [(636 - 988) / 988] x 100
Subtract the new number by the original number
636 - 988 = -352
-352 ÷ 988 = -0.3562753036437247
-0.3562753036437247 x 100 = -35.63%