319.62% is the change from 209 to 877
Calculation steps:
[( 877 - 209 ) ÷ 209] x 100 = 319.62%
Formula
Percentage change = [(877 - 209) / 209] x 100
Subtract the new number by the original number
877 - 209 = 668
668 ÷ 209 = 3.1961722488038276
3.1961722488038276 x 100 = 319.62%