-38.66% is the change from 313 to 192
Calculation steps:
[( 192 - 313 ) ÷ 313] x 100 = -38.66%
Formula
Percentage change = [(192 - 313) / 313] x 100
Subtract the new number by the original number
192 - 313 = -121
-121 ÷ 313 = -0.3865814696485623
-0.3865814696485623 x 100 = -38.66%