-84.99% is the change from 673 to 101
Calculation steps:
[( 101 - 673 ) ÷ 673] x 100 = -84.99%
Formula
Percentage change = [(101 - 673) / 673] x 100
Subtract the new number by the original number
101 - 673 = -572
-572 ÷ 673 = -0.849925705794948
-0.849925705794948 x 100 = -84.99%