1328.57% is the change from 70 to 1000
Calculation steps:
[( 1000 - 70 ) ÷ 70] x 100 = 1328.57%
Formula
Percentage change = [(1000 - 70) / 70] x 100
Subtract the new number by the original number
1000 - 70 = 930
930 ÷ 70 = 13.285714285714286
13.285714285714286 x 100 = 1328.57%