47.14% is the change from 70 to 103
Calculation steps:
[( 103 - 70 ) ÷ 70] x 100 = 47.14%
Formula
Percentage change = [(103 - 70) / 70] x 100
Subtract the new number by the original number
103 - 70 = 33
33 ÷ 70 = 0.4714285714285714
0.4714285714285714 x 100 = 47.14%