47.43% is the change from 643 to 948
Calculation steps:
[( 948 - 643 ) ÷ 643] x 100 = 47.43%
Formula
Percentage change = [(948 - 643) / 643] x 100
Subtract the new number by the original number
948 - 643 = 305
305 ÷ 643 = 0.47433903576982894
0.47433903576982894 x 100 = 47.43%