-62.09% is the change from 277 to 105
Calculation steps:
[( 105 - 277 ) ÷ 277] x 100 = -62.09%
Formula
Percentage change = [(105 - 277) / 277] x 100
Subtract the new number by the original number
105 - 277 = -172
-172 ÷ 277 = -0.6209386281588448
-0.6209386281588448 x 100 = -62.09%