378.47% is the change from 209 to 1000
Calculation steps:
[( 1000 - 209 ) ÷ 209] x 100 = 378.47%
Formula
Percentage change = [(1000 - 209) / 209] x 100
Subtract the new number by the original number
1000 - 209 = 791
791 ÷ 209 = 3.784688995215311
3.784688995215311 x 100 = 378.47%