352.56% is the change from 215 to 973
Calculation steps:
[( 973 - 215 ) ÷ 215] x 100 = 352.56%
Formula
Percentage change = [(973 - 215) / 215] x 100
Subtract the new number by the original number
973 - 215 = 758
758 ÷ 215 = 3.525581395348837
3.525581395348837 x 100 = 352.56%