-59.63% is the change from 644 to 260
Calculation steps:
[( 260 - 644 ) ÷ 644] x 100 = -59.63%
Formula
Percentage change = [(260 - 644) / 644] x 100
Subtract the new number by the original number
260 - 644 = -384
-384 ÷ 644 = -0.5962732919254659
-0.5962732919254659 x 100 = -59.63%