21.47% is the change from 545 to 662
Calculation steps:
[( 662 - 545 ) ÷ 545] x 100 = 21.47%
Formula
Percentage change = [(662 - 545) / 545] x 100
Subtract the new number by the original number
662 - 545 = 117
117 ÷ 545 = 0.21467889908256882
0.21467889908256882 x 100 = 21.47%