137.36% is the change from 273 to 648
Calculation steps:
[( 648 - 273 ) ÷ 273] x 100 = 137.36%
Formula
Percentage change = [(648 - 273) / 273] x 100
Subtract the new number by the original number
648 - 273 = 375
375 ÷ 273 = 1.3736263736263736
1.3736263736263736 x 100 = 137.36%