108.57% is the change from 70 to 146
Calculation steps:
[( 146 - 70 ) ÷ 70] x 100 = 108.57%
Formula
Percentage change = [(146 - 70) / 70] x 100
Subtract the new number by the original number
146 - 70 = 76
76 ÷ 70 = 1.0857142857142856
1.0857142857142856 x 100 = 108.57%