112.42% is the change from 306 to 650
Calculation steps:
[( 650 - 306 ) ÷ 306] x 100 = 112.42%
Formula
Percentage change = [(650 - 306) / 306] x 100
Subtract the new number by the original number
650 - 306 = 344
344 ÷ 306 = 1.1241830065359477
1.1241830065359477 x 100 = 112.42%