-82.61% is the change from 345 to 60
Calculation steps:
[( 60 - 345 ) ÷ 345] x 100 = -82.61%
Formula
Percentage change = [(60 - 345) / 345] x 100
Subtract the new number by the original number
60 - 345 = -285
-285 ÷ 345 = -0.8260869565217391
-0.8260869565217391 x 100 = -82.61%