-66% is the change from 903 to 307
Calculation steps:
[( 307 - 903 ) ÷ 903] x 100 = -66%
Formula
Percentage change = [(307 - 903) / 903] x 100
Subtract the new number by the original number
307 - 903 = -596
-596 ÷ 903 = -0.6600221483942414
-0.6600221483942414 x 100 = -66%