138.57% is the change from 407 to 971
Calculation steps:
[( 971 - 407 ) ÷ 407] x 100 = 138.57%
Formula
Percentage change = [(971 - 407) / 407] x 100
Subtract the new number by the original number
971 - 407 = 564
564 ÷ 407 = 1.3857493857493857
1.3857493857493857 x 100 = 138.57%