4.52% is the change from 664 to 694
Calculation steps:
[( 694 - 664 ) ÷ 664] x 100 = 4.52%
Formula
Percentage change = [(694 - 664) / 664] x 100
Subtract the new number by the original number
694 - 664 = 30
30 ÷ 664 = 0.045180722891566265
0.045180722891566265 x 100 = 4.52%