19.57% is the change from 46 to 55
Calculation steps:
[( 55 - 46 ) ÷ 46] x 100 = 19.57%
Formula
Percentage change = [(55 - 46) / 46] x 100
Subtract the new number by the original number
55 - 46 = 9
9 ÷ 46 = 0.1956521739130435
0.1956521739130435 x 100 = 19.57%