-41.88% is the change from 277 to 161
Calculation steps:
[( 161 - 277 ) ÷ 277] x 100 = -41.88%
Formula
Percentage change = [(161 - 277) / 277] x 100
Subtract the new number by the original number
161 - 277 = -116
-116 ÷ 277 = -0.4187725631768953
-0.4187725631768953 x 100 = -41.88%