317.31% is the change from 52 to 217
Calculation steps:
[( 217 - 52 ) ÷ 52] x 100 = 317.31%
Formula
Percentage change = [(217 - 52) / 52] x 100
Subtract the new number by the original number
217 - 52 = 165
165 ÷ 52 = 3.173076923076923
3.173076923076923 x 100 = 317.31%