6.3% is the change from 254 to 270
Calculation steps:
[( 270 - 254 ) ÷ 254] x 100 = 6.3%
Formula
Percentage change = [(270 - 254) / 254] x 100
Subtract the new number by the original number
270 - 254 = 16
16 ÷ 254 = 0.06299212598425197
0.06299212598425197 x 100 = 6.3%