186.01% is the change from 343 to 981
Calculation steps:
[( 981 - 343 ) ÷ 343] x 100 = 186.01%
Formula
Percentage change = [(981 - 343) / 343] x 100
Subtract the new number by the original number
981 - 343 = 638
638 ÷ 343 = 1.8600583090379008
1.8600583090379008 x 100 = 186.01%