121.64% is the change from 342 to 758
Calculation steps:
[( 758 - 342 ) ÷ 342] x 100 = 121.64%
Formula
Percentage change = [(758 - 342) / 342] x 100
Subtract the new number by the original number
758 - 342 = 416
416 ÷ 342 = 1.2163742690058479
1.2163742690058479 x 100 = 121.64%