-78.17% is the change from 907 to 198
Calculation steps:
[( 198 - 907 ) ÷ 907] x 100 = -78.17%
Formula
Percentage change = [(198 - 907) / 907] x 100
Subtract the new number by the original number
198 - 907 = -709
-709 ÷ 907 = -0.7816979051819184
-0.7816979051819184 x 100 = -78.17%