-73.88% is the change from 513 to 134
Calculation steps:
[( 134 - 513 ) ÷ 513] x 100 = -73.88%
Formula
Percentage change = [(134 - 513) / 513] x 100
Subtract the new number by the original number
134 - 513 = -379
-379 ÷ 513 = -0.7387914230019493
-0.7387914230019493 x 100 = -73.88%