-17.89% is the change from 911 to 748
Calculation steps:
[( 748 - 911 ) ÷ 911] x 100 = -17.89%
Formula
Percentage change = [(748 - 911) / 911] x 100
Subtract the new number by the original number
748 - 911 = -163
-163 ÷ 911 = -0.17892425905598244
-0.17892425905598244 x 100 = -17.89%