-24.34% is the change from 678 to 513
Calculation steps:
[( 513 - 678 ) ÷ 678] x 100 = -24.34%
Formula
Percentage change = [(513 - 678) / 678] x 100
Subtract the new number by the original number
513 - 678 = -165
-165 ÷ 678 = -0.24336283185840707
-0.24336283185840707 x 100 = -24.34%