87.48% is the change from 511 to 958
Calculation steps:
[( 958 - 511 ) ÷ 511] x 100 = 87.48%
Formula
Percentage change = [(958 - 511) / 511] x 100
Subtract the new number by the original number
958 - 511 = 447
447 ÷ 511 = 0.8747553816046967
0.8747553816046967 x 100 = 87.48%