-73.71% is the change from 213 to 56
Calculation steps:
[( 56 - 213 ) ÷ 213] x 100 = -73.71%
Formula
Percentage change = [(56 - 213) / 213] x 100
Subtract the new number by the original number
56 - 213 = -157
-157 ÷ 213 = -0.7370892018779343
-0.7370892018779343 x 100 = -73.71%