349.41% is the change from 170 to 764
Calculation steps:
[( 764 - 170 ) ÷ 170] x 100 = 349.41%
Formula
Percentage change = [(764 - 170) / 170] x 100
Subtract the new number by the original number
764 - 170 = 594
594 ÷ 170 = 3.4941176470588236
3.4941176470588236 x 100 = 349.41%