-2% is the change from 750 to 735
Calculation steps:
[( 735 - 750 ) ÷ 750] x 100 = -2%
Formula
Percentage change = [(735 - 750) / 750] x 100
Subtract the new number by the original number
735 - 750 = -15
-15 ÷ 750 = -0.02
-0.02 x 100 = -2%
Example