218.57% is the change from 70 to 223
Calculation steps:
[( 223 - 70 ) ÷ 70] x 100 = 218.57%
Formula
Percentage change = [(223 - 70) / 70] x 100
Subtract the new number by the original number
223 - 70 = 153
153 ÷ 70 = 2.1857142857142855
2.1857142857142855 x 100 = 218.57%