162.39% is the change from 343 to 900
Calculation steps:
[( 900 - 343 ) ÷ 343] x 100 = 162.39%
Formula
Percentage change = [(900 - 343) / 343] x 100
Subtract the new number by the original number
900 - 343 = 557
557 ÷ 343 = 1.6239067055393586
1.6239067055393586 x 100 = 162.39%