-16.54% is the change from 254 to 212
Calculation steps:
[( 212 - 254 ) ÷ 254] x 100 = -16.54%
Formula
Percentage change = [(212 - 254) / 254] x 100
Subtract the new number by the original number
212 - 254 = -42
-42 ÷ 254 = -0.16535433070866143
-0.16535433070866143 x 100 = -16.54%