-63.43% is the change from 134 to 49
Calculation steps:
[( 49 - 134 ) ÷ 134] x 100 = -63.43%
Formula
Percentage change = [(49 - 134) / 134] x 100
Subtract the new number by the original number
49 - 134 = -85
-85 ÷ 134 = -0.6343283582089553
-0.6343283582089553 x 100 = -63.43%