-86.43% is the change from 516 to 70
Calculation steps:
[( 70 - 516 ) ÷ 516] x 100 = -86.43%
Formula
Percentage change = [(70 - 516) / 516] x 100
Subtract the new number by the original number
70 - 516 = -446
-446 ÷ 516 = -0.8643410852713178
-0.8643410852713178 x 100 = -86.43%