-69.7% is the change from 911 to 276
Calculation steps:
[( 276 - 911 ) ÷ 911] x 100 = -69.7%
Formula
Percentage change = [(276 - 911) / 911] x 100
Subtract the new number by the original number
276 - 911 = -635
-635 ÷ 911 = -0.6970362239297475
-0.6970362239297475 x 100 = -69.7%