-61.23% is the change from 717 to 278
Calculation steps:
[( 278 - 717 ) ÷ 717] x 100 = -61.23%
Formula
Percentage change = [(278 - 717) / 717] x 100
Subtract the new number by the original number
278 - 717 = -439
-439 ÷ 717 = -0.6122733612273361
-0.6122733612273361 x 100 = -61.23%