-11.45% is the change from 690 to 611
Calculation steps:
[( 611 - 690 ) ÷ 690] x 100 = -11.45%
Formula
Percentage change = [(611 - 690) / 690] x 100
Subtract the new number by the original number
611 - 690 = -79
-79 ÷ 690 = -0.1144927536231884
-0.1144927536231884 x 100 = -11.45%