111.15% is the change from 305 to 644
Calculation steps:
[( 644 - 305 ) ÷ 305] x 100 = 111.15%
Formula
Percentage change = [(644 - 305) / 305] x 100
Subtract the new number by the original number
644 - 305 = 339
339 ÷ 305 = 1.1114754098360655
1.1114754098360655 x 100 = 111.15%