-93.01% is the change from 687 to 48
Calculation steps:
[( 48 - 687 ) ÷ 687] x 100 = -93.01%
Formula
Percentage change = [(48 - 687) / 687] x 100
Subtract the new number by the original number
48 - 687 = -639
-639 ÷ 687 = -0.9301310043668122
-0.9301310043668122 x 100 = -93.01%