-1.99% is the change from 151 to 148
Calculation steps:
[( 148 - 151 ) ÷ 151] x 100 = -1.99%
Formula
Percentage change = [(148 - 151) / 151] x 100
Subtract the new number by the original number
148 - 151 = -3
-3 ÷ 151 = -0.019867549668874173
-0.019867549668874173 x 100 = -1.99%