-30.84% is the change from 214 to 148
Calculation steps:
[( 148 - 214 ) ÷ 214] x 100 = -30.84%
Formula
Percentage change = [(148 - 214) / 214] x 100
Subtract the new number by the original number
148 - 214 = -66
-66 ÷ 214 = -0.308411214953271
-0.308411214953271 x 100 = -30.84%