-66.47% is the change from 167 to 56
Calculation steps:
[( 56 - 167 ) ÷ 167] x 100 = -66.47%
Formula
Percentage change = [(56 - 167) / 167] x 100
Subtract the new number by the original number
56 - 167 = -111
-111 ÷ 167 = -0.6646706586826348
-0.6646706586826348 x 100 = -66.47%