17.52% is the change from 548 to 644
Calculation steps:
[( 644 - 548 ) ÷ 548] x 100 = 17.52%
Formula
Percentage change = [(644 - 548) / 548] x 100
Subtract the new number by the original number
644 - 548 = 96
96 ÷ 548 = 0.17518248175182483
0.17518248175182483 x 100 = 17.52%