-45.45% is the change from 143 to 78
Calculation steps:
[( 78 - 143 ) ÷ 143] x 100 = -45.45%
Formula
Percentage change = [(78 - 143) / 143] x 100
Subtract the new number by the original number
78 - 143 = -65
-65 ÷ 143 = -0.45454545454545453
-0.45454545454545453 x 100 = -45.45%