-69.9% is the change from 907 to 273
Calculation steps:
[( 273 - 907 ) ÷ 907] x 100 = -69.9%
Formula
Percentage change = [(273 - 907) / 907] x 100
Subtract the new number by the original number
273 - 907 = -634
-634 ÷ 907 = -0.6990077177508269
-0.6990077177508269 x 100 = -69.9%