341.23% is the change from 211 to 931
Calculation steps:
[( 931 - 211 ) ÷ 211] x 100 = 341.23%
Formula
Percentage change = [(931 - 211) / 211] x 100
Subtract the new number by the original number
931 - 211 = 720
720 ÷ 211 = 3.4123222748815167
3.4123222748815167 x 100 = 341.23%