-78.24% is the change from 680 to 148
Calculation steps:
[( 148 - 680 ) ÷ 680] x 100 = -78.24%
Formula
Percentage change = [(148 - 680) / 680] x 100
Subtract the new number by the original number
148 - 680 = -532
-532 ÷ 680 = -0.7823529411764706
-0.7823529411764706 x 100 = -78.24%