83.1% is the change from 355 to 650
Calculation steps:
[( 650 - 355 ) ÷ 355] x 100 = 83.1%
Formula
Percentage change = [(650 - 355) / 355] x 100
Subtract the new number by the original number
650 - 355 = 295
295 ÷ 355 = 0.8309859154929577
0.8309859154929577 x 100 = 83.1%