178.36% is the change from 305 to 849
Calculation steps:
[( 849 - 305 ) ÷ 305] x 100 = 178.36%
Formula
Percentage change = [(849 - 305) / 305] x 100
Subtract the new number by the original number
849 - 305 = 544
544 ÷ 305 = 1.7836065573770492
1.7836065573770492 x 100 = 178.36%