-45.45% is the change from 154 to 84
Calculation steps:
[( 84 - 154 ) ÷ 154] x 100 = -45.45%
Formula
Percentage change = [(84 - 154) / 154] x 100
Subtract the new number by the original number
84 - 154 = -70
-70 ÷ 154 = -0.45454545454545453
-0.45454545454545453 x 100 = -45.45%