31.2% is the change from 407 to 534
Calculation steps:
[( 534 - 407 ) ÷ 407] x 100 = 31.2%
Formula
Percentage change = [(534 - 407) / 407] x 100
Subtract the new number by the original number
534 - 407 = 127
127 ÷ 407 = 0.31203931203931207
0.31203931203931207 x 100 = 31.2%