-16.63% is the change from 920 to 767
Calculation steps:
[( 767 - 920 ) ÷ 920] x 100 = -16.63%
Formula
Percentage change = [(767 - 920) / 920] x 100
Subtract the new number by the original number
767 - 920 = -153
-153 ÷ 920 = -0.16630434782608697
-0.16630434782608697 x 100 = -16.63%