47.95% is the change from 171 to 253
Calculation steps:
[( 253 - 171 ) ÷ 171] x 100 = 47.95%
Formula
Percentage change = [(253 - 171) / 171] x 100
Subtract the new number by the original number
253 - 171 = 82
82 ÷ 171 = 0.47953216374269003
0.47953216374269003 x 100 = 47.95%