302.97% is the change from 101 to 407
Calculation steps:
[( 407 - 101 ) ÷ 101] x 100 = 302.97%
Formula
Percentage change = [(407 - 101) / 101] x 100
Subtract the new number by the original number
407 - 101 = 306
306 ÷ 101 = 3.0297029702970297
3.0297029702970297 x 100 = 302.97%