-19.16% is the change from 261 to 211
Calculation steps:
[( 211 - 261 ) ÷ 261] x 100 = -19.16%
Formula
Percentage change = [(211 - 261) / 261] x 100
Subtract the new number by the original number
211 - 261 = -50
-50 ÷ 261 = -0.19157088122605365
-0.19157088122605365 x 100 = -19.16%