48.49% is the change from 664 to 986
Calculation steps:
[( 986 - 664 ) ÷ 664] x 100 = 48.49%
Formula
Percentage change = [(986 - 664) / 664] x 100
Subtract the new number by the original number
986 - 664 = 322
322 ÷ 664 = 0.48493975903614456
0.48493975903614456 x 100 = 48.49%