290.1% is the change from 101 to 394
Calculation steps:
[( 394 - 101 ) ÷ 101] x 100 = 290.1%
Formula
Percentage change = [(394 - 101) / 101] x 100
Subtract the new number by the original number
394 - 101 = 293
293 ÷ 101 = 2.900990099009901
2.900990099009901 x 100 = 290.1%