55.71% is the change from 639 to 995
Calculation steps:
[( 995 - 639 ) ÷ 639] x 100 = 55.71%
Formula
Percentage change = [(995 - 639) / 639] x 100
Subtract the new number by the original number
995 - 639 = 356
356 ÷ 639 = 0.5571205007824727
0.5571205007824727 x 100 = 55.71%