77.01% is the change from 361 to 639
Calculation steps:
[( 639 - 361 ) ÷ 361] x 100 = 77.01%
Formula
Percentage change = [(639 - 361) / 361] x 100
Subtract the new number by the original number
639 - 361 = 278
278 ÷ 361 = 0.7700831024930748
0.7700831024930748 x 100 = 77.01%