45.86% is the change from 665 to 970
Calculation steps:
[( 970 - 665 ) ÷ 665] x 100 = 45.86%
Formula
Percentage change = [(970 - 665) / 665] x 100
Subtract the new number by the original number
970 - 665 = 305
305 ÷ 665 = 0.45864661654135336
0.45864661654135336 x 100 = 45.86%