-73.44% is the change from 832 to 221
Calculation steps:
[( 221 - 832 ) ÷ 832] x 100 = -73.44%
Formula
Percentage change = [(221 - 832) / 832] x 100
Subtract the new number by the original number
221 - 832 = -611
-611 ÷ 832 = -0.734375
-0.734375 x 100 = -73.44%