-33.51% is the change from 919 to 611
Calculation steps:
[( 611 - 919 ) ÷ 919] x 100 = -33.51%
Formula
Percentage change = [(611 - 919) / 919] x 100
Subtract the new number by the original number
611 - 919 = -308
-308 ÷ 919 = -0.33514689880304677
-0.33514689880304677 x 100 = -33.51%