-21.48% is the change from 149 to 117
Calculation steps:
[( 117 - 149 ) ÷ 149] x 100 = -21.48%
Formula
Percentage change = [(117 - 149) / 149] x 100
Subtract the new number by the original number
117 - 149 = -32
-32 ÷ 149 = -0.21476510067114093
-0.21476510067114093 x 100 = -21.48%