-15.07% is the change from 962 to 817
Calculation steps:
[( 817 - 962 ) ÷ 962] x 100 = -15.07%
Formula
Percentage change = [(817 - 962) / 962] x 100
Subtract the new number by the original number
817 - 962 = -145
-145 ÷ 962 = -0.15072765072765074
-0.15072765072765074 x 100 = -15.07%