4057.14% is the change from 7 to 291
Calculation steps:
[( 291 - 7 ) ÷ 7] x 100 = 4057.14%
Formula
Percentage change = [(291 - 7) / 7] x 100
Subtract the new number by the original number
291 - 7 = 284
284 ÷ 7 = 40.57142857142857
40.57142857142857 x 100 = 4057.14%