-89.24% is the change from 344 to 37
Calculation steps:
[( 37 - 344 ) ÷ 344] x 100 = -89.24%
Formula
Percentage change = [(37 - 344) / 344] x 100
Subtract the new number by the original number
37 - 344 = -307
-307 ÷ 344 = -0.8924418604651163
-0.8924418604651163 x 100 = -89.24%