55.7% is the change from 456 to 710
Calculation steps:
[( 710 - 456 ) ÷ 456] x 100 = 55.7%
Formula
Percentage change = [(710 - 456) / 456] x 100
Subtract the new number by the original number
710 - 456 = 254
254 ÷ 456 = 0.5570175438596491
0.5570175438596491 x 100 = 55.7%