871.79% is the change from 39 to 379
Calculation steps:
[( 379 - 39 ) ÷ 39] x 100 = 871.79%
Formula
Percentage change = [(379 - 39) / 39] x 100
Subtract the new number by the original number
379 - 39 = 340
340 ÷ 39 = 8.717948717948717
8.717948717948717 x 100 = 871.79%