9.92% is the change from 252 to 277
Calculation steps:
[( 277 - 252 ) ÷ 252] x 100 = 9.92%
Formula
Percentage change = [(277 - 252) / 252] x 100
Subtract the new number by the original number
277 - 252 = 25
25 ÷ 252 = 0.0992063492063492
0.0992063492063492 x 100 = 9.92%