-41.34% is the change from 837 to 491
Calculation steps:
[( 491 - 837 ) ÷ 837] x 100 = -41.34%
Formula
Percentage change = [(491 - 837) / 837] x 100
Subtract the new number by the original number
491 - 837 = -346
-346 ÷ 837 = -0.4133811230585424
-0.4133811230585424 x 100 = -41.34%