-98.08% is the change from 624 to 12
Calculation steps:
[( 12 - 624 ) ÷ 624] x 100 = -98.08%
Formula
Percentage change = [(12 - 624) / 624] x 100
Subtract the new number by the original number
12 - 624 = -612
-612 ÷ 624 = -0.9807692307692307
-0.9807692307692307 x 100 = -98.08%