-71.15% is the change from 513 to 148
Calculation steps:
[( 148 - 513 ) ÷ 513] x 100 = -71.15%
Formula
Percentage change = [(148 - 513) / 513] x 100
Subtract the new number by the original number
148 - 513 = -365
-365 ÷ 513 = -0.7115009746588694
-0.7115009746588694 x 100 = -71.15%