You divide 18000 and 63000 by their greatest common factor, which is 9000. So 18000:63000 = 2:7
0.0014
0.0011
7*9000 = 63000
900
12.5% of 63,000= 12.5% * 63000= 0.125 * 63000= 7,875
It is 63000.
A common denominator, though not the least, is 63000.
63000 * 14 = 882,000
30,240.
63000
7,000