614.29% is the change from 7 to 50
Calculation steps:
[( 50 - 7 ) ÷ 7] x 100 = 614.29%
Formula
Percentage change = [(50 - 7) / 7] x 100
Subtract the new number by the original number
50 - 7 = 43
43 ÷ 7 = 6.142857142857143
6.142857142857143 x 100 = 614.29%