-45.32% is the change from 278 to 152
Calculation steps:
[( 152 - 278 ) ÷ 278] x 100 = -45.32%
Formula
Percentage change = [(152 - 278) / 278] x 100
Subtract the new number by the original number
152 - 278 = -126
-126 ÷ 278 = -0.45323741007194246
-0.45323741007194246 x 100 = -45.32%