-48.98% is the change from 98 to 50
Calculation steps:
[( 50 - 98 ) ÷ 98] x 100 = -48.98%
Formula
Percentage change = [(50 - 98) / 98] x 100
Subtract the new number by the original number
50 - 98 = -48
-48 ÷ 98 = -0.4897959183673469
-0.4897959183673469 x 100 = -48.98%