-4.05% is the change from 370 to 355
Calculation steps:
[( 355 - 370 ) ÷ 370] x 100 = -4.05%
Formula
Percentage change = [(355 - 370) / 370] x 100
Subtract the new number by the original number
355 - 370 = -15
-15 ÷ 370 = -0.04054054054054054
-0.04054054054054054 x 100 = -4.05%