343.72% is the change from 215 to 954
Calculation steps:
[( 954 - 215 ) ÷ 215] x 100 = 343.72%
Formula
Percentage change = [(954 - 215) / 215] x 100
Subtract the new number by the original number
954 - 215 = 739
739 ÷ 215 = 3.437209302325581
3.437209302325581 x 100 = 343.72%