-83.42% is the change from 917 to 152
Calculation steps:
[( 152 - 917 ) ÷ 917] x 100 = -83.42%
Formula
Percentage change = [(152 - 917) / 917] x 100
Subtract the new number by the original number
152 - 917 = -765
-765 ÷ 917 = -0.8342420937840785
-0.8342420937840785 x 100 = -83.42%