147.23% is the change from 343 to 848
Calculation steps:
[( 848 - 343 ) ÷ 343] x 100 = 147.23%
Formula
Percentage change = [(848 - 343) / 343] x 100
Subtract the new number by the original number
848 - 343 = 505
505 ÷ 343 = 1.4723032069970845
1.4723032069970845 x 100 = 147.23%