6650% is the change from 4 to 270
Calculation steps:
[( 270 - 4 ) ÷ 4] x 100 = 6650%
Formula
Percentage change = [(270 - 4) / 4] x 100
Subtract the new number by the original number
270 - 4 = 266
266 ÷ 4 = 66.5
66.5 x 100 = 6650%
Example