-67.55% is the change from 151 to 49
Calculation steps:
[( 49 - 151 ) ÷ 151] x 100 = -67.55%
Formula
Percentage change = [(49 - 151) / 151] x 100
Subtract the new number by the original number
49 - 151 = -102
-102 ÷ 151 = -0.6754966887417219
-0.6754966887417219 x 100 = -67.55%