297.3% is the change from 74 to 294
Calculation steps:
[( 294 - 74 ) ÷ 74] x 100 = 297.3%
Formula
Percentage change = [(294 - 74) / 74] x 100
Subtract the new number by the original number
294 - 74 = 220
220 ÷ 74 = 2.972972972972973
2.972972972972973 x 100 = 297.3%