45.95% is the change from 666 to 972
Calculation steps:
[( 972 - 666 ) ÷ 666] x 100 = 45.95%
Formula
Percentage change = [(972 - 666) / 666] x 100
Subtract the new number by the original number
972 - 666 = 306
306 ÷ 666 = 0.4594594594594595
0.4594594594594595 x 100 = 45.95%