142.43% is the change from 403 to 977
Calculation steps:
[( 977 - 403 ) ÷ 403] x 100 = 142.43%
Formula
Percentage change = [(977 - 403) / 403] x 100
Subtract the new number by the original number
977 - 403 = 574
574 ÷ 403 = 1.4243176178660049
1.4243176178660049 x 100 = 142.43%