-1.89% is the change from 792 to 777
Calculation steps:
[( 777 - 792 ) ÷ 792] x 100 = -1.89%
Formula
Percentage change = [(777 - 792) / 792] x 100
Subtract the new number by the original number
777 - 792 = -15
-15 ÷ 792 = -0.01893939393939394
-0.01893939393939394 x 100 = -1.89%