-21.5% is the change from 214 to 168
Calculation steps:
[( 168 - 214 ) ÷ 214] x 100 = -21.5%
Formula
Percentage change = [(168 - 214) / 214] x 100
Subtract the new number by the original number
168 - 214 = -46
-46 ÷ 214 = -0.21495327102803738
-0.21495327102803738 x 100 = -21.5%