-71.35% is the change from 513 to 147
Calculation steps:
[( 147 - 513 ) ÷ 513] x 100 = -71.35%
Formula
Percentage change = [(147 - 513) / 513] x 100
Subtract the new number by the original number
147 - 513 = -366
-366 ÷ 513 = -0.7134502923976608
-0.7134502923976608 x 100 = -71.35%