69.57% is the change from 447 to 758
Calculation steps:
[( 758 - 447 ) ÷ 447] x 100 = 69.57%
Formula
Percentage change = [(758 - 447) / 447] x 100
Subtract the new number by the original number
758 - 447 = 311
311 ÷ 447 = 0.6957494407158836
0.6957494407158836 x 100 = 69.57%