52.76% is the change from 434 to 663
Calculation steps:
[( 663 - 434 ) ÷ 434] x 100 = 52.76%
Formula
Percentage change = [(663 - 434) / 434] x 100
Subtract the new number by the original number
663 - 434 = 229
229 ÷ 434 = 0.5276497695852534
0.5276497695852534 x 100 = 52.76%