-22.81% is the change from 934 to 721
Calculation steps:
[( 721 - 934 ) ÷ 934] x 100 = -22.81%
Formula
Percentage change = [(721 - 934) / 934] x 100
Subtract the new number by the original number
721 - 934 = -213
-213 ÷ 934 = -0.22805139186295503
-0.22805139186295503 x 100 = -22.81%