-64.67% is the change from 917 to 324
Calculation steps:
[( 324 - 917 ) ÷ 917] x 100 = -64.67%
Formula
Percentage change = [(324 - 917) / 917] x 100
Subtract the new number by the original number
324 - 917 = -593
-593 ÷ 917 = -0.6466739367502726
-0.6466739367502726 x 100 = -64.67%