506.25% is the change from 48 to 291
Calculation steps:
[( 291 - 48 ) ÷ 48] x 100 = 506.25%
Formula
Percentage change = [(291 - 48) / 48] x 100
Subtract the new number by the original number
291 - 48 = 243
243 ÷ 48 = 5.0625
5.0625 x 100 = 506.25%
Example