22.05% is the change from 254 to 310
Calculation steps:
[( 310 - 254 ) ÷ 254] x 100 = 22.05%
Formula
Percentage change = [(310 - 254) / 254] x 100
Subtract the new number by the original number
310 - 254 = 56
56 ÷ 254 = 0.2204724409448819
0.2204724409448819 x 100 = 22.05%