254.17% is the change from 192 to 680
Calculation steps:
[( 680 - 192 ) ÷ 192] x 100 = 254.17%
Formula
Percentage change = [(680 - 192) / 192] x 100
Subtract the new number by the original number
680 - 192 = 488
488 ÷ 192 = 2.5416666666666665
2.5416666666666665 x 100 = 254.17%