1214.29% is the change from 70 to 920
Calculation steps:
[( 920 - 70 ) ÷ 70] x 100 = 1214.29%
Formula
Percentage change = [(920 - 70) / 70] x 100
Subtract the new number by the original number
920 - 70 = 850
850 ÷ 70 = 12.142857142857142
12.142857142857142 x 100 = 1214.29%