186.25% is the change from 320 to 916
Calculation steps:
[( 916 - 320 ) ÷ 320] x 100 = 186.25%
Formula
Percentage change = [(916 - 320) / 320] x 100
Subtract the new number by the original number
916 - 320 = 596
596 ÷ 320 = 1.8625
1.8625 x 100 = 186.25%