952.46% is the change from 61 to 642
Calculation steps:
[( 642 - 61 ) ÷ 61] x 100 = 952.46%
Formula
Percentage change = [(642 - 61) / 61] x 100
Subtract the new number by the original number
642 - 61 = 581
581 ÷ 61 = 9.524590163934427
9.524590163934427 x 100 = 952.46%