-82.3% is the change from 644 to 114
Calculation steps:
[( 114 - 644 ) ÷ 644] x 100 = -82.3%
Formula
Percentage change = [(114 - 644) / 644] x 100
Subtract the new number by the original number
114 - 644 = -530
-530 ÷ 644 = -0.8229813664596274
-0.8229813664596274 x 100 = -82.3%