-34.31% is the change from 137 to 90
Calculation steps:
[( 90 - 137 ) ÷ 137] x 100 = -34.31%
Formula
Percentage change = [(90 - 137) / 137] x 100
Subtract the new number by the original number
90 - 137 = -47
-47 ÷ 137 = -0.34306569343065696
-0.34306569343065696 x 100 = -34.31%