56.7% is the change from 619 to 970
Calculation steps:
[( 970 - 619 ) ÷ 619] x 100 = 56.7%
Formula
Percentage change = [(970 - 619) / 619] x 100
Subtract the new number by the original number
970 - 619 = 351
351 ÷ 619 = 0.567043618739903
0.567043618739903 x 100 = 56.7%