-98.1% is the change from 632 to 12
Calculation steps:
[( 12 - 632 ) ÷ 632] x 100 = -98.1%
Formula
Percentage change = [(12 - 632) / 632] x 100
Subtract the new number by the original number
12 - 632 = -620
-620 ÷ 632 = -0.9810126582278481
-0.9810126582278481 x 100 = -98.1%