-35.74% is the change from 277 to 178
Calculation steps:
[( 178 - 277 ) ÷ 277] x 100 = -35.74%
Formula
Percentage change = [(178 - 277) / 277] x 100
Subtract the new number by the original number
178 - 277 = -99
-99 ÷ 277 = -0.3574007220216607
-0.3574007220216607 x 100 = -35.74%