-9.92% is the change from 716 to 645
Calculation steps:
[( 645 - 716 ) ÷ 716] x 100 = -9.92%
Formula
Percentage change = [(645 - 716) / 716] x 100
Subtract the new number by the original number
645 - 716 = -71
-71 ÷ 716 = -0.09916201117318436
-0.09916201117318436 x 100 = -9.92%