-83.21% is the change from 137 to 23
Calculation steps:
[( 23 - 137 ) ÷ 137] x 100 = -83.21%
Formula
Percentage change = [(23 - 137) / 137] x 100
Subtract the new number by the original number
23 - 137 = -114
-114 ÷ 137 = -0.8321167883211679
-0.8321167883211679 x 100 = -83.21%
Example