-94.49% is the change from 998 to 55
Calculation steps:
[( 55 - 998 ) ÷ 998] x 100 = -94.49%
Formula
Percentage change = [(55 - 998) / 998] x 100
Subtract the new number by the original number
55 - 998 = -943
-943 ÷ 998 = -0.9448897795591182
-0.9448897795591182 x 100 = -94.49%