120.81% is the change from 394 to 870
Calculation steps:
[( 870 - 394 ) ÷ 394] x 100 = 120.81%
Formula
Percentage change = [(870 - 394) / 394] x 100
Subtract the new number by the original number
870 - 394 = 476
476 ÷ 394 = 1.2081218274111676
1.2081218274111676 x 100 = 120.81%