-38.7% is the change from 801 to 491
Calculation steps:
[( 491 - 801 ) ÷ 801] x 100 = -38.7%
Formula
Percentage change = [(491 - 801) / 801] x 100
Subtract the new number by the original number
491 - 801 = -310
-310 ÷ 801 = -0.38701622971285893
-0.38701622971285893 x 100 = -38.7%