-54.7% is the change from 607 to 275
Calculation steps:
[( 275 - 607 ) ÷ 607] x 100 = -54.7%
Formula
Percentage change = [(275 - 607) / 607] x 100
Subtract the new number by the original number
275 - 607 = -332
-332 ÷ 607 = -0.5469522240527183
-0.5469522240527183 x 100 = -54.7%