-70.57% is the change from 299 to 88
Calculation steps:
[( 88 - 299 ) ÷ 299] x 100 = -70.57%
Formula
Percentage change = [(88 - 299) / 299] x 100
Subtract the new number by the original number
88 - 299 = -211
-211 ÷ 299 = -0.705685618729097
-0.705685618729097 x 100 = -70.57%