-45.64% is the change from 344 to 187
Calculation steps:
[( 187 - 344 ) ÷ 344] x 100 = -45.64%
Formula
Percentage change = [(187 - 344) / 344] x 100
Subtract the new number by the original number
187 - 344 = -157
-157 ÷ 344 = -0.4563953488372093
-0.4563953488372093 x 100 = -45.64%