-65.31% is the change from 147 to 51
Calculation steps:
[( 51 - 147 ) ÷ 147] x 100 = -65.31%
Formula
Percentage change = [(51 - 147) / 147] x 100
Subtract the new number by the original number
51 - 147 = -96
-96 ÷ 147 = -0.6530612244897959
-0.6530612244897959 x 100 = -65.31%