-21.17% is the change from 907 to 715
Calculation steps:
[( 715 - 907 ) ÷ 907] x 100 = -21.17%
Formula
Percentage change = [(715 - 907) / 907] x 100
Subtract the new number by the original number
715 - 907 = -192
-192 ÷ 907 = -0.21168687982359427
-0.21168687982359427 x 100 = -21.17%