-94.44% is the change from 216 to 12
Calculation steps:
[( 12 - 216 ) ÷ 216] x 100 = -94.44%
Formula
Percentage change = [(12 - 216) / 216] x 100
Subtract the new number by the original number
12 - 216 = -204
-204 ÷ 216 = -0.9444444444444444
-0.9444444444444444 x 100 = -94.44%