-18.59% is the change from 920 to 749
Calculation steps:
[( 749 - 920 ) ÷ 920] x 100 = -18.59%
Formula
Percentage change = [(749 - 920) / 920] x 100
Subtract the new number by the original number
749 - 920 = -171
-171 ÷ 920 = -0.1858695652173913
-0.1858695652173913 x 100 = -18.59%