-45.42% is the change from 251 to 137
Calculation steps:
[( 137 - 251 ) ÷ 251] x 100 = -45.42%
Formula
Percentage change = [(137 - 251) / 251] x 100
Subtract the new number by the original number
137 - 251 = -114
-114 ÷ 251 = -0.4541832669322709
-0.4541832669322709 x 100 = -45.42%