-18.98% is the change from 590 to 478
Calculation steps:
[( 478 - 590 ) ÷ 590] x 100 = -18.98%
Formula
Percentage change = [(478 - 590) / 590] x 100
Subtract the new number by the original number
478 - 590 = -112
-112 ÷ 590 = -0.18983050847457628
-0.18983050847457628 x 100 = -18.98%