-65.77% is the change from 149 to 51
Calculation steps:
[( 51 - 149 ) ÷ 149] x 100 = -65.77%
Formula
Percentage change = [(51 - 149) / 149] x 100
Subtract the new number by the original number
51 - 149 = -98
-98 ÷ 149 = -0.6577181208053692
-0.6577181208053692 x 100 = -65.77%