-15.49% is the change from 607 to 513
Calculation steps:
[( 513 - 607 ) ÷ 607] x 100 = -15.49%
Formula
Percentage change = [(513 - 607) / 607] x 100
Subtract the new number by the original number
513 - 607 = -94
-94 ÷ 607 = -0.15485996705107083
-0.15485996705107083 x 100 = -15.49%