-60.38% is the change from 53 to 21
Calculation steps:
[( 21 - 53 ) ÷ 53] x 100 = -60.38%
Formula
Percentage change = [(21 - 53) / 53] x 100
Subtract the new number by the original number
21 - 53 = -32
-32 ÷ 53 = -0.6037735849056604
-0.6037735849056604 x 100 = -60.38%