-60.7% is the change from 313 to 123
Calculation steps:
[( 123 - 313 ) ÷ 313] x 100 = -60.7%
Formula
Percentage change = [(123 - 313) / 313] x 100
Subtract the new number by the original number
123 - 313 = -190
-190 ÷ 313 = -0.6070287539936102
-0.6070287539936102 x 100 = -60.7%