-91.98% is the change from 212 to 17
Calculation steps:
[( 17 - 212 ) ÷ 212] x 100 = -91.98%
Formula
Percentage change = [(17 - 212) / 212] x 100
Subtract the new number by the original number
17 - 212 = -195
-195 ÷ 212 = -0.9198113207547169
-0.9198113207547169 x 100 = -91.98%