-31.77% is the change from 277 to 189
Calculation steps:
[( 189 - 277 ) ÷ 277] x 100 = -31.77%
Formula
Percentage change = [(189 - 277) / 277] x 100
Subtract the new number by the original number
189 - 277 = -88
-88 ÷ 277 = -0.3176895306859206
-0.3176895306859206 x 100 = -31.77%