192.21% is the change from 321 to 938
Calculation steps:
[( 938 - 321 ) ÷ 321] x 100 = 192.21%
Formula
Percentage change = [(938 - 321) / 321] x 100
Subtract the new number by the original number
938 - 321 = 617
617 ÷ 321 = 1.9221183800623054
1.9221183800623054 x 100 = 192.21%