18.13% is the change from 193 to 228
Calculation steps:
[( 228 - 193 ) ÷ 193] x 100 = 18.13%
Formula
Percentage change = [(228 - 193) / 193] x 100
Subtract the new number by the original number
228 - 193 = 35
35 ÷ 193 = 0.18134715025906736
0.18134715025906736 x 100 = 18.13%