147.71% is the change from 306 to 758
Calculation steps:
[( 758 - 306 ) ÷ 306] x 100 = 147.71%
Formula
Percentage change = [(758 - 306) / 306] x 100
Subtract the new number by the original number
758 - 306 = 452
452 ÷ 306 = 1.477124183006536
1.477124183006536 x 100 = 147.71%