274.33% is the change from 261 to 977
Calculation steps:
[( 977 - 261 ) ÷ 261] x 100 = 274.33%
Formula
Percentage change = [(977 - 261) / 261] x 100
Subtract the new number by the original number
977 - 261 = 716
716 ÷ 261 = 2.743295019157088
2.743295019157088 x 100 = 274.33%