7.2% is the change from 236 to 253
Calculation steps:
[( 253 - 236 ) ÷ 236] x 100 = 7.2%
Formula
Percentage change = [(253 - 236) / 236] x 100
Subtract the new number by the original number
253 - 236 = 17
17 ÷ 236 = 0.07203389830508475
0.07203389830508475 x 100 = 7.2%