-40.56% is the change from 826 to 491
Calculation steps:
[( 491 - 826 ) ÷ 826] x 100 = -40.56%
Formula
Percentage change = [(491 - 826) / 826] x 100
Subtract the new number by the original number
491 - 826 = -335
-335 ÷ 826 = -0.40556900726392253
-0.40556900726392253 x 100 = -40.56%