-41.38% is the change from 986 to 578
Calculation steps:
[( 578 - 986 ) ÷ 986] x 100 = -41.38%
Formula
Percentage change = [(578 - 986) / 986] x 100
Subtract the new number by the original number
578 - 986 = -408
-408 ÷ 986 = -0.41379310344827586
-0.41379310344827586 x 100 = -41.38%