-92.45% is the change from 636 to 48
Calculation steps:
[( 48 - 636 ) ÷ 636] x 100 = -92.45%
Formula
Percentage change = [(48 - 636) / 636] x 100
Subtract the new number by the original number
48 - 636 = -588
-588 ÷ 636 = -0.9245283018867925
-0.9245283018867925 x 100 = -92.45%