-45.16% is the change from 93 to 51
Calculation steps:
[( 51 - 93 ) ÷ 93] x 100 = -45.16%
Formula
Percentage change = [(51 - 93) / 93] x 100
Subtract the new number by the original number
51 - 93 = -42
-42 ÷ 93 = -0.45161290322580644
-0.45161290322580644 x 100 = -45.16%