-83.43% is the change from 899 to 149
Calculation steps:
[( 149 - 899 ) ÷ 899] x 100 = -83.43%
Formula
Percentage change = [(149 - 899) / 899] x 100
Subtract the new number by the original number
149 - 899 = -750
-750 ÷ 899 = -0.8342602892102335
-0.8342602892102335 x 100 = -83.43%