-15.56% is the change from 919 to 776
Calculation steps:
[( 776 - 919 ) ÷ 919] x 100 = -15.56%
Formula
Percentage change = [(776 - 919) / 919] x 100
Subtract the new number by the original number
776 - 919 = -143
-143 ÷ 919 = -0.15560391730141457
-0.15560391730141457 x 100 = -15.56%