98.27% is the change from 173 to 343
Calculation steps:
[( 343 - 173 ) ÷ 173] x 100 = 98.27%
Formula
Percentage change = [(343 - 173) / 173] x 100
Subtract the new number by the original number
343 - 173 = 170
170 ÷ 173 = 0.9826589595375722
0.9826589595375722 x 100 = 98.27%