117.59% is the change from 449 to 977
Calculation steps:
[( 977 - 449 ) ÷ 449] x 100 = 117.59%
Formula
Percentage change = [(977 - 449) / 449] x 100
Subtract the new number by the original number
977 - 449 = 528
528 ÷ 449 = 1.175946547884187
1.175946547884187 x 100 = 117.59%