-98.63% is the change from 948 to 13
Calculation steps:
[( 13 - 948 ) ÷ 948] x 100 = -98.63%
Formula
Percentage change = [(13 - 948) / 948] x 100
Subtract the new number by the original number
13 - 948 = -935
-935 ÷ 948 = -0.9862869198312236
-0.9862869198312236 x 100 = -98.63%