42.09% is the change from 670 to 952
Calculation steps:
[( 952 - 670 ) ÷ 670] x 100 = 42.09%
Formula
Percentage change = [(952 - 670) / 670] x 100
Subtract the new number by the original number
952 - 670 = 282
282 ÷ 670 = 0.4208955223880597
0.4208955223880597 x 100 = 42.09%