12.25% is the change from 253 to 284
Calculation steps:
[( 284 - 253 ) ÷ 253] x 100 = 12.25%
Formula
Percentage change = [(284 - 253) / 253] x 100
Subtract the new number by the original number
284 - 253 = 31
31 ÷ 253 = 0.1225296442687747
0.1225296442687747 x 100 = 12.25%