973.81% is the change from 42 to 451
Calculation steps:
[( 451 - 42 ) ÷ 42] x 100 = 973.81%
Formula
Percentage change = [(451 - 42) / 42] x 100
Subtract the new number by the original number
451 - 42 = 409
409 ÷ 42 = 9.738095238095237
9.738095238095237 x 100 = 973.81%