137.45% is the change from 243 to 577
Calculation steps:
[( 577 - 243 ) ÷ 243] x 100 = 137.45%
Formula
Percentage change = [(577 - 243) / 243] x 100
Subtract the new number by the original number
577 - 243 = 334
334 ÷ 243 = 1.374485596707819
1.374485596707819 x 100 = 137.45%