467.14% is the change from 70 to 397
Calculation steps:
[( 397 - 70 ) ÷ 70] x 100 = 467.14%
Formula
Percentage change = [(397 - 70) / 70] x 100
Subtract the new number by the original number
397 - 70 = 327
327 ÷ 70 = 4.671428571428572
4.671428571428572 x 100 = 467.14%