-34.29% is the change from 70 to 46
Calculation steps:
[( 46 - 70 ) ÷ 70] x 100 = -34.29%
Formula
Percentage change = [(46 - 70) / 70] x 100
Subtract the new number by the original number
46 - 70 = -24
-24 ÷ 70 = -0.34285714285714286
-0.34285714285714286 x 100 = -34.29%