124.76% is the change from 307 to 690
Calculation steps:
[( 690 - 307 ) ÷ 307] x 100 = 124.76%
Formula
Percentage change = [(690 - 307) / 307] x 100
Subtract the new number by the original number
690 - 307 = 383
383 ÷ 307 = 1.247557003257329
1.247557003257329 x 100 = 124.76%