-15.1% is the change from 775 to 658
Calculation steps:
[( 658 - 775 ) ÷ 775] x 100 = -15.1%
Formula
Percentage change = [(658 - 775) / 775] x 100
Subtract the new number by the original number
658 - 775 = -117
-117 ÷ 775 = -0.15096774193548387
-0.15096774193548387 x 100 = -15.1%