122.3% is the change from 426 to 947
Calculation steps:
[( 947 - 426 ) ÷ 426] x 100 = 122.3%
Formula
Percentage change = [(947 - 426) / 426] x 100
Subtract the new number by the original number
947 - 426 = 521
521 ÷ 426 = 1.2230046948356808
1.2230046948356808 x 100 = 122.3%