-32.89% is the change from 149 to 100
Calculation steps:
[( 100 - 149 ) ÷ 149] x 100 = -32.89%
Formula
Percentage change = [(100 - 149) / 149] x 100
Subtract the new number by the original number
100 - 149 = -49
-49 ÷ 149 = -0.3288590604026846
-0.3288590604026846 x 100 = -32.89%