394.55% is the change from 55 to 272
Calculation steps:
[( 272 - 55 ) ÷ 55] x 100 = 394.55%
Formula
Percentage change = [(272 - 55) / 55] x 100
Subtract the new number by the original number
272 - 55 = 217
217 ÷ 55 = 3.9454545454545453
3.9454545454545453 x 100 = 394.55%