-7.8% is the change from 782 to 721
Calculation steps:
[( 721 - 782 ) ÷ 782] x 100 = -7.8%
Formula
Percentage change = [(721 - 782) / 782] x 100
Subtract the new number by the original number
721 - 782 = -61
-61 ÷ 782 = -0.07800511508951406
-0.07800511508951406 x 100 = -7.8%