-26.98% is the change from 886 to 647
Calculation steps:
[( 647 - 886 ) ÷ 886] x 100 = -26.98%
Formula
Percentage change = [(647 - 886) / 886] x 100
Subtract the new number by the original number
647 - 886 = -239
-239 ÷ 886 = -0.2697516930022573
-0.2697516930022573 x 100 = -26.98%