-63.85% is the change from 213 to 77
Calculation steps:
[( 77 - 213 ) ÷ 213] x 100 = -63.85%
Formula
Percentage change = [(77 - 213) / 213] x 100
Subtract the new number by the original number
77 - 213 = -136
-136 ÷ 213 = -0.6384976525821596
-0.6384976525821596 x 100 = -63.85%