3757.14% is the change from 7 to 270
Calculation steps:
[( 270 - 7 ) ÷ 7] x 100 = 3757.14%
Formula
Percentage change = [(270 - 7) / 7] x 100
Subtract the new number by the original number
270 - 7 = 263
263 ÷ 7 = 37.57142857142857
37.57142857142857 x 100 = 3757.14%