206.54% is the change from 306 to 938
Calculation steps:
[( 938 - 306 ) ÷ 306] x 100 = 206.54%
Formula
Percentage change = [(938 - 306) / 306] x 100
Subtract the new number by the original number
938 - 306 = 632
632 ÷ 306 = 2.065359477124183
2.065359477124183 x 100 = 206.54%