91.39% is the change from 267 to 511
Calculation steps:
[( 511 - 267 ) ÷ 267] x 100 = 91.39%
Formula
Percentage change = [(511 - 267) / 267] x 100
Subtract the new number by the original number
511 - 267 = 244
244 ÷ 267 = 0.9138576779026217
0.9138576779026217 x 100 = 91.39%