23.29% is the change from 73 to 90
Calculation steps:
[( 90 - 73 ) ÷ 73] x 100 = 23.29%
Formula
Percentage change = [(90 - 73) / 73] x 100
Subtract the new number by the original number
90 - 73 = 17
17 ÷ 73 = 0.2328767123287671
0.2328767123287671 x 100 = 23.29%