-83.47% is the change from 472 to 78
Calculation steps:
[( 78 - 472 ) ÷ 472] x 100 = -83.47%
Formula
Percentage change = [(78 - 472) / 472] x 100
Subtract the new number by the original number
78 - 472 = -394
-394 ÷ 472 = -0.8347457627118644
-0.8347457627118644 x 100 = -83.47%