-76.11% is the change from 678 to 162
Calculation steps:
[( 162 - 678 ) ÷ 678] x 100 = -76.11%
Formula
Percentage change = [(162 - 678) / 678] x 100
Subtract the new number by the original number
162 - 678 = -516
-516 ÷ 678 = -0.7610619469026548
-0.7610619469026548 x 100 = -76.11%