-71.32% is the change from 516 to 148
Calculation steps:
[( 148 - 516 ) ÷ 516] x 100 = -71.32%
Formula
Percentage change = [(148 - 516) / 516] x 100
Subtract the new number by the original number
148 - 516 = -368
-368 ÷ 516 = -0.7131782945736435
-0.7131782945736435 x 100 = -71.32%