-64.2% is the change from 743 to 266
Calculation steps:
[( 266 - 743 ) ÷ 743] x 100 = -64.2%
Formula
Percentage change = [(266 - 743) / 743] x 100
Subtract the new number by the original number
266 - 743 = -477
-477 ÷ 743 = -0.6419919246298789
-0.6419919246298789 x 100 = -64.2%