10% is the change from 670 to 737
Calculation steps:
[( 737 - 670 ) ÷ 670] x 100 = 10%
Formula
Percentage change = [(737 - 670) / 670] x 100
Subtract the new number by the original number
737 - 670 = 67
67 ÷ 670 = 0.1
0.1 x 100 = 10%
Example