-20.52% is the change from 268 to 213
Calculation steps:
[( 213 - 268 ) ÷ 268] x 100 = -20.52%
Formula
Percentage change = [(213 - 268) / 268] x 100
Subtract the new number by the original number
213 - 268 = -55
-55 ÷ 268 = -0.20522388059701493
-0.20522388059701493 x 100 = -20.52%