802.7% is the change from 74 to 668
Calculation steps:
[( 668 - 74 ) ÷ 74] x 100 = 802.7%
Formula
Percentage change = [(668 - 74) / 74] x 100
Subtract the new number by the original number
668 - 74 = 594
594 ÷ 74 = 8.027027027027026
8.027027027027026 x 100 = 802.7%