44.96% is the change from 347 to 503
Calculation steps:
[( 503 - 347 ) ÷ 347] x 100 = 44.96%
Formula
Percentage change = [(503 - 347) / 347] x 100
Subtract the new number by the original number
503 - 347 = 156
156 ÷ 347 = 0.4495677233429395
0.4495677233429395 x 100 = 44.96%