48.98% is the change from 639 to 952
Calculation steps:
[( 952 - 639 ) ÷ 639] x 100 = 48.98%
Formula
Percentage change = [(952 - 639) / 639] x 100
Subtract the new number by the original number
952 - 639 = 313
313 ÷ 639 = 0.48982785602503914
0.48982785602503914 x 100 = 48.98%