1223.29% is the change from 73 to 966
Calculation steps:
[( 966 - 73 ) ÷ 73] x 100 = 1223.29%
Formula
Percentage change = [(966 - 73) / 73] x 100
Subtract the new number by the original number
966 - 73 = 893
893 ÷ 73 = 12.232876712328768
12.232876712328768 x 100 = 1223.29%