88.76% is the change from 507 to 957
Calculation steps:
[( 957 - 507 ) ÷ 507] x 100 = 88.76%
Formula
Percentage change = [(957 - 507) / 507] x 100
Subtract the new number by the original number
957 - 507 = 450
450 ÷ 507 = 0.8875739644970414
0.8875739644970414 x 100 = 88.76%