-76.13% is the change from 620 to 148
Calculation steps:
[( 148 - 620 ) ÷ 620] x 100 = -76.13%
Formula
Percentage change = [(148 - 620) / 620] x 100
Subtract the new number by the original number
148 - 620 = -472
-472 ÷ 620 = -0.7612903225806451
-0.7612903225806451 x 100 = -76.13%