-30.54% is the change from 370 to 257
Calculation steps:
[( 257 - 370 ) ÷ 370] x 100 = -30.54%
Formula
Percentage change = [(257 - 370) / 370] x 100
Subtract the new number by the original number
257 - 370 = -113
-113 ÷ 370 = -0.3054054054054054
-0.3054054054054054 x 100 = -30.54%