-78.65% is the change from 679 to 145
Calculation steps:
[( 145 - 679 ) ÷ 679] x 100 = -78.65%
Formula
Percentage change = [(145 - 679) / 679] x 100
Subtract the new number by the original number
145 - 679 = -534
-534 ÷ 679 = -0.7864506627393225
-0.7864506627393225 x 100 = -78.65%