497.3% is the change from 74 to 442
Calculation steps:
[( 442 - 74 ) ÷ 74] x 100 = 497.3%
Formula
Percentage change = [(442 - 74) / 74] x 100
Subtract the new number by the original number
442 - 74 = 368
368 ÷ 74 = 4.972972972972973
4.972972972972973 x 100 = 497.3%