-69.28% is the change from 319 to 98
Calculation steps:
[( 98 - 319 ) ÷ 319] x 100 = -69.28%
Formula
Percentage change = [(98 - 319) / 319] x 100
Subtract the new number by the original number
98 - 319 = -221
-221 ÷ 319 = -0.6927899686520376
-0.6927899686520376 x 100 = -69.28%