-95.98% is the change from 647 to 26
Calculation steps:
[( 26 - 647 ) ÷ 647] x 100 = -95.98%
Formula
Percentage change = [(26 - 647) / 647] x 100
Subtract the new number by the original number
26 - 647 = -621
-621 ÷ 647 = -0.9598145285935085
-0.9598145285935085 x 100 = -95.98%