-70.91% is the change from 636 to 185
Calculation steps:
[( 185 - 636 ) ÷ 636] x 100 = -70.91%
Formula
Percentage change = [(185 - 636) / 636] x 100
Subtract the new number by the original number
185 - 636 = -451
-451 ÷ 636 = -0.7091194968553459
-0.7091194968553459 x 100 = -70.91%