-67.09% is the change from 237 to 78
Calculation steps:
[( 78 - 237 ) ÷ 237] x 100 = -67.09%
Formula
Percentage change = [(78 - 237) / 237] x 100
Subtract the new number by the original number
78 - 237 = -159
-159 ÷ 237 = -0.6708860759493671
-0.6708860759493671 x 100 = -67.09%