-46% is the change from 913 to 493
Calculation steps:
[( 493 - 913 ) ÷ 913] x 100 = -46%
Formula
Percentage change = [(493 - 913) / 913] x 100
Subtract the new number by the original number
493 - 913 = -420
-420 ÷ 913 = -0.4600219058050383
-0.4600219058050383 x 100 = -46%