1542.86% is the change from 7 to 115
Calculation steps:
[( 115 - 7 ) ÷ 7] x 100 = 1542.86%
Formula
Percentage change = [(115 - 7) / 7] x 100
Subtract the new number by the original number
115 - 7 = 108
108 ÷ 7 = 15.428571428571429
15.428571428571429 x 100 = 1542.86%