331.75% is the change from 211 to 911
Calculation steps:
[( 911 - 211 ) ÷ 211] x 100 = 331.75%
Formula
Percentage change = [(911 - 211) / 211] x 100
Subtract the new number by the original number
911 - 211 = 700
700 ÷ 211 = 3.3175355450236967
3.3175355450236967 x 100 = 331.75%