774.32% is the change from 74 to 647
Calculation steps:
[( 647 - 74 ) ÷ 74] x 100 = 774.32%
Formula
Percentage change = [(647 - 74) / 74] x 100
Subtract the new number by the original number
647 - 74 = 573
573 ÷ 74 = 7.743243243243243
7.743243243243243 x 100 = 774.32%