-49.44% is the change from 975 to 493
Calculation steps:
[( 493 - 975 ) ÷ 975] x 100 = -49.44%
Formula
Percentage change = [(493 - 975) / 975] x 100
Subtract the new number by the original number
493 - 975 = -482
-482 ÷ 975 = -0.49435897435897436
-0.49435897435897436 x 100 = -49.44%