-41.62% is the change from 173 to 101
Calculation steps:
[( 101 - 173 ) ÷ 173] x 100 = -41.62%
Formula
Percentage change = [(101 - 173) / 173] x 100
Subtract the new number by the original number
101 - 173 = -72
-72 ÷ 173 = -0.4161849710982659
-0.4161849710982659 x 100 = -41.62%