-21.77% is the change from 271 to 212
Calculation steps:
[( 212 - 271 ) ÷ 271] x 100 = -21.77%
Formula
Percentage change = [(212 - 271) / 271] x 100
Subtract the new number by the original number
212 - 271 = -59
-59 ÷ 271 = -0.2177121771217712
-0.2177121771217712 x 100 = -21.77%