-66.15% is the change from 907 to 307
Calculation steps:
[( 307 - 907 ) ÷ 907] x 100 = -66.15%
Formula
Percentage change = [(307 - 907) / 907] x 100
Subtract the new number by the original number
307 - 907 = -600
-600 ÷ 907 = -0.6615214994487321
-0.6615214994487321 x 100 = -66.15%