-89.12% is the change from 634 to 69
Calculation steps:
[( 69 - 634 ) ÷ 634] x 100 = -89.12%
Formula
Percentage change = [(69 - 634) / 634] x 100
Subtract the new number by the original number
69 - 634 = -565
-565 ÷ 634 = -0.8911671924290221
-0.8911671924290221 x 100 = -89.12%