-77.1% is the change from 214 to 49
Calculation steps:
[( 49 - 214 ) ÷ 214] x 100 = -77.1%
Formula
Percentage change = [(49 - 214) / 214] x 100
Subtract the new number by the original number
49 - 214 = -165
-165 ÷ 214 = -0.7710280373831776
-0.7710280373831776 x 100 = -77.1%