-1.48% is the change from 270 to 266
Calculation steps:
[( 266 - 270 ) ÷ 270] x 100 = -1.48%
Formula
Percentage change = [(266 - 270) / 270] x 100
Subtract the new number by the original number
266 - 270 = -4
-4 ÷ 270 = -0.014814814814814815
-0.014814814814814815 x 100 = -1.48%