37.13% is the change from 641 to 879
Calculation steps:
[( 879 - 641 ) ÷ 641] x 100 = 37.13%
Formula
Percentage change = [(879 - 641) / 641] x 100
Subtract the new number by the original number
879 - 641 = 238
238 ÷ 641 = 0.3712948517940718
0.3712948517940718 x 100 = 37.13%