-30.22% is the change from 278 to 194
Calculation steps:
[( 194 - 278 ) ÷ 278] x 100 = -30.22%
Formula
Percentage change = [(194 - 278) / 278] x 100
Subtract the new number by the original number
194 - 278 = -84
-84 ÷ 278 = -0.302158273381295
-0.302158273381295 x 100 = -30.22%