442.86% is the change from 49 to 266
Calculation steps:
[( 266 - 49 ) ÷ 49] x 100 = 442.86%
Formula
Percentage change = [(266 - 49) / 49] x 100
Subtract the new number by the original number
266 - 49 = 217
217 ÷ 49 = 4.428571428571429
4.428571428571429 x 100 = 442.86%