-16.3% is the change from 92 to 77
Calculation steps:
[( 77 - 92 ) ÷ 92] x 100 = -16.3%
Formula
Percentage change = [(77 - 92) / 92] x 100
Subtract the new number by the original number
77 - 92 = -15
-15 ÷ 92 = -0.16304347826086957
-0.16304347826086957 x 100 = -16.3%