194.52% is the change from 73 to 215
Calculation steps:
[( 215 - 73 ) ÷ 73] x 100 = 194.52%
Formula
Percentage change = [(215 - 73) / 73] x 100
Subtract the new number by the original number
215 - 73 = 142
142 ÷ 73 = 1.9452054794520548
1.9452054794520548 x 100 = 194.52%