48.34% is the change from 511 to 758
Calculation steps:
[( 758 - 511 ) ÷ 511] x 100 = 48.34%
Formula
Percentage change = [(758 - 511) / 511] x 100
Subtract the new number by the original number
758 - 511 = 247
247 ÷ 511 = 0.48336594911937375
0.48336594911937375 x 100 = 48.34%