-4.8% is the change from 271 to 258
Calculation steps:
[( 258 - 271 ) ÷ 271] x 100 = -4.8%
Formula
Percentage change = [(258 - 271) / 271] x 100
Subtract the new number by the original number
258 - 271 = -13
-13 ÷ 271 = -0.04797047970479705
-0.04797047970479705 x 100 = -4.8%