-89.05% is the change from 630 to 69
Calculation steps:
[( 69 - 630 ) ÷ 630] x 100 = -89.05%
Formula
Percentage change = [(69 - 630) / 630] x 100
Subtract the new number by the original number
69 - 630 = -561
-561 ÷ 630 = -0.8904761904761904
-0.8904761904761904 x 100 = -89.05%