125.62% is the change from 121 to 273
Calculation steps:
[( 273 - 121 ) ÷ 121] x 100 = 125.62%
Formula
Percentage change = [(273 - 121) / 121] x 100
Subtract the new number by the original number
273 - 121 = 152
152 ÷ 121 = 1.256198347107438
1.256198347107438 x 100 = 125.62%