-47.76% is the change from 245 to 128
Calculation steps:
[( 128 - 245 ) ÷ 245] x 100 = -47.76%
Formula
Percentage change = [(128 - 245) / 245] x 100
Subtract the new number by the original number
128 - 245 = -117
-117 ÷ 245 = -0.4775510204081633
-0.4775510204081633 x 100 = -47.76%