352.49% is the change from 221 to 1000
Calculation steps:
[( 1000 - 221 ) ÷ 221] x 100 = 352.49%
Formula
Percentage change = [(1000 - 221) / 221] x 100
Subtract the new number by the original number
1000 - 221 = 779
779 ÷ 221 = 3.524886877828054
3.524886877828054 x 100 = 352.49%