42.81% is the change from 647 to 924
Calculation steps:
[( 924 - 647 ) ÷ 647] x 100 = 42.81%
Formula
Percentage change = [(924 - 647) / 647] x 100
Subtract the new number by the original number
924 - 647 = 277
277 ÷ 647 = 0.4281298299845441
0.4281298299845441 x 100 = 42.81%