69.67% is the change from 577 to 979
Calculation steps:
[( 979 - 577 ) ÷ 577] x 100 = 69.67%
Formula
Percentage change = [(979 - 577) / 577] x 100
Subtract the new number by the original number
979 - 577 = 402
402 ÷ 577 = 0.6967071057192374
0.6967071057192374 x 100 = 69.67%