-15.97% is the change from 313 to 263
Calculation steps:
[( 263 - 313 ) ÷ 313] x 100 = -15.97%
Formula
Percentage change = [(263 - 313) / 313] x 100
Subtract the new number by the original number
263 - 313 = -50
-50 ÷ 313 = -0.1597444089456869
-0.1597444089456869 x 100 = -15.97%