2385.19% is the change from 27 to 671
Calculation steps:
[( 671 - 27 ) ÷ 27] x 100 = 2385.19%
Formula
Percentage change = [(671 - 27) / 27] x 100
Subtract the new number by the original number
671 - 27 = 644
644 ÷ 27 = 23.85185185185185
23.85185185185185 x 100 = 2385.19%