1250% is the change from 70 to 945
Calculation steps:
[( 945 - 70 ) ÷ 70] x 100 = 1250%
Formula
Percentage change = [(945 - 70) / 70] x 100
Subtract the new number by the original number
945 - 70 = 875
875 ÷ 70 = 12.5
12.5 x 100 = 1250%
Example