735.71% is the change from 42 to 351
Calculation steps:
[( 351 - 42 ) ÷ 42] x 100 = 735.71%
Formula
Percentage change = [(351 - 42) / 42] x 100
Subtract the new number by the original number
351 - 42 = 309
309 ÷ 42 = 7.357142857142857
7.357142857142857 x 100 = 735.71%