-47.43% is the change from 331 to 174
Calculation steps:
[( 174 - 331 ) ÷ 331] x 100 = -47.43%
Formula
Percentage change = [(174 - 331) / 331] x 100
Subtract the new number by the original number
174 - 331 = -157
-157 ÷ 331 = -0.4743202416918429
-0.4743202416918429 x 100 = -47.43%