-41.7% is the change from 777 to 453
Calculation steps:
[( 453 - 777 ) ÷ 777] x 100 = -41.7%
Formula
Percentage change = [(453 - 777) / 777] x 100
Subtract the new number by the original number
453 - 777 = -324
-324 ÷ 777 = -0.416988416988417
-0.416988416988417 x 100 = -41.7%