242.47% is the change from 73 to 250
Calculation steps:
[( 250 - 73 ) ÷ 73] x 100 = 242.47%
Formula
Percentage change = [(250 - 73) / 73] x 100
Subtract the new number by the original number
250 - 73 = 177
177 ÷ 73 = 2.4246575342465753
2.4246575342465753 x 100 = 242.47%