251.43% is the change from 70 to 246
Calculation steps:
[( 246 - 70 ) ÷ 70] x 100 = 251.43%
Formula
Percentage change = [(246 - 70) / 70] x 100
Subtract the new number by the original number
246 - 70 = 176
176 ÷ 70 = 2.5142857142857142
2.5142857142857142 x 100 = 251.43%