-4.05% is the change from 740 to 710
Calculation steps:
[( 710 - 740 ) ÷ 740] x 100 = -4.05%
Formula
Percentage change = [(710 - 740) / 740] x 100
Subtract the new number by the original number
710 - 740 = -30
-30 ÷ 740 = -0.04054054054054054
-0.04054054054054054 x 100 = -4.05%